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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="element40" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedTranslationAdjustmentMember" xlink:label="element41" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="element42" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element42" xlink:to="label42" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="element43" />
        <label xlink:type="resource" xlink:label="label43" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_en-US">Acquired Finite-lived Intangible Assets, Weighted Average Useful Life</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="element44" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="element45" />
        <label xlink:type="resource" xlink:label="label45" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AdditionalPaidInCapitalMember_en-US">Additional Paid-in Capital [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element45" xlink:to="label45" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="element46" />
        <label xlink:type="resource" xlink:label="label46" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AdditionalPaidInCapitalCommonStock_en-US">Capital in excess of par value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element46" xlink:to="label46" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentForAmortization" xlink:label="element47" />
        <label xlink:type="resource" xlink:label="label47" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AdjustmentForAmortization_en-US">Amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element47" xlink:to="label47" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="element48" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalOther" xlink:label="element49" />
        <label xlink:type="resource" xlink:label="label49" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_en-US">Adjustments To Additional Paid In Capital Other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element49" xlink:to="label49" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPrincipleEarlyAdoptionMember" xlink:label="element50" />
        <label xlink:type="resource" xlink:label="label50" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AdjustmentsForNewAccountingPrincipleEarlyAdoptionMember_en-US">Adjustments For New Accounting Principle Early Adoption [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element50" xlink:to="label50" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation" xlink:label="element51" />
        <label xlink:type="resource" xlink:label="label51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_en-US">Excess tax benefit from stock option exercises</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element51" xlink:to="label51" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation" xlink:label="element52" />
        <label xlink:type="resource" xlink:label="label52" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_en-US">Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element52" xlink:to="label52" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="element53" />
        <label xlink:type="resource" xlink:label="label53" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_en-US">Adjustments For New Accounting Pronouncements [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element53" xlink:to="label53" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="element54" />
        <label xlink:type="resource" xlink:label="label54" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AllocatedShareBasedCompensationExpense_en-US">Allocated Share Based Compensation Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element54" xlink:to="label54" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="element55" />
        <label xlink:type="resource" xlink:label="label55" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AllocatedShareBasedCompensationExpense_en-US">Share-based Compensation Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element55" xlink:to="label55" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForCreditLossMember" xlink:label="element56" />
        <label xlink:type="resource" xlink:label="label56" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AllowanceForCreditLossMember_en-US">Allowance for Doubtful Accounts [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element56" xlink:to="label56" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="element57" />
        <label xlink:type="resource" xlink:label="label57" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AllowanceForDoubtfulAccountsReceivable_en-US">Allowance For Doubtful Accounts Receivable</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element57" xlink:to="label57" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="element58" />
        <label xlink:type="resource" xlink:label="label58" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xml:lang="en-US" id="periodStart_us-gaap_AllowanceForDoubtfulAccountsReceivable_en-US">Balance at Beginning of Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element58" xlink:to="label58" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="element59" />
        <label xlink:type="resource" xlink:label="label59" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_AllowanceForDoubtfulAccountsReceivable_en-US">Balance at End of Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element59" xlink:to="label59" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs" xlink:label="element60" />
        <label xlink:type="resource" xlink:label="label60" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs_en-US">Allowance For Doubtful Accounts Receivable Charge Offs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element60" xlink:to="label60" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs" xlink:label="element61" />
        <label xlink:type="resource" xlink:label="label61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs_en-US">Write-Offs Charged to Allowance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element61" xlink:to="label61" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs" xlink:label="element62" />
        <label xlink:type="resource" xlink:label="label62" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs_en-US">Write-Offs Charged to Allowance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element62" xlink:to="label62" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="element63" />
        <label xlink:type="resource" xlink:label="label63" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AmortizationOfFinancingCosts_en-US">Amortization of debt issuance costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element63" xlink:to="label63" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmountRecognizedInIncomeDueToInflationaryAccounting" xlink:label="element64" />
        <label xlink:type="resource" xlink:label="label64" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AmountRecognizedInIncomeDueToInflationaryAccounting_en-US">Amount Recognized In Income Due To Inflationary Accounting</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element64" xlink:to="label64" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="element65" />
        <label xlink:type="resource" xlink:label="label65" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_en-US">AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element65" xlink:to="label65" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="element66" />
        <label xlink:type="resource" xlink:label="label66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_en-US">Antidilutive Shares</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element66" xlink:to="label66" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetRetirementObligationsPolicy" xlink:label="element67" />
        <label xlink:type="resource" xlink:label="label67" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetRetirementObligationsPolicy_en-US">Asset Retirement Obligations, Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element67" xlink:to="label67" />
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        <label xlink:type="resource" xlink:label="label68" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetsFairValueDisclosure_en-US">Assets Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element68" xlink:to="label68" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="element69" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element69" xlink:to="label69" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="element70" />
        <label xlink:type="resource" xlink:label="label70" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_Assets_en-US">Total assets</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="element71" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BuildingsAndImprovementsGross" xlink:label="element82" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent" xlink:label="element83" />
        <label xlink:type="resource" xlink:label="label83" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent_en-US">Business Combination Contingent Consideration Liability Non Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element83" xlink:to="label83" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent" xlink:label="element84" />
        <label xlink:type="resource" xlink:label="label84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent_en-US">Present Value of Acquisition-Related Liabilities</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities" xlink:label="element85" />
        <label xlink:type="resource" xlink:label="label85" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element85" xlink:to="label85" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities" xlink:label="element86" />
        <label xlink:type="resource" xlink:label="label86" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_en-US">Deferred tax liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element86" xlink:to="label86" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement1" xlink:label="element87" />
        <label xlink:type="resource" xlink:label="label87" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement1_en-US">Business Acquisition, Date of Acquisition Agreement</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element87" xlink:to="label87" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssetsCurrent" xlink:label="element88" />
        <label xlink:type="resource" xlink:label="label88" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssetsCurrent_en-US">Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element88" xlink:to="label88" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssetsCurrent" xlink:label="element89" />
        <label xlink:type="resource" xlink:label="label89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssetsCurrent_en-US">Deferred tax assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element89" xlink:to="label89" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets" xlink:label="element90" />
        <label xlink:type="resource" xlink:label="label90" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_en-US">Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element90" xlink:to="label90" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets" xlink:label="element91" />
        <label xlink:type="resource" xlink:label="label91" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_en-US">Prepaid expenses and other assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element91" xlink:to="label91" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:label="element92" />
        <label xlink:type="resource" xlink:label="label92" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_en-US">Fair value of common stock issued as consideration</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element92" xlink:to="label92" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:label="element93" />
        <label xlink:type="resource" xlink:label="label93" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_en-US">Shares issued related to the Combination</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element93" xlink:to="label93" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt" xlink:label="element94" />
        <label xlink:type="resource" xlink:label="label94" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt_en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element94" xlink:to="label94" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt" xlink:label="element95" />
        <label xlink:type="resource" xlink:label="label95" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt_en-US">Short-term borrowings, not refinanced at closing</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element95" xlink:to="label95" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt" xlink:label="element96" />
        <label xlink:type="resource" xlink:label="label96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt_en-US">Short-term borrowings, not refinanced at closing</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element96" xlink:to="label96" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="element97" />
        <label xlink:type="resource" xlink:label="label97" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationConsiderationTransferred1_en-US">Business Combination, Consideration Transferred</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element97" xlink:to="label97" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="element98" />
        <label xlink:type="resource" xlink:label="label98" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_BusinessCombinationConsiderationTransferred1_en-US">Total fair value of consideration transferred</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element98" xlink:to="label98" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="element99" />
        <label xlink:type="resource" xlink:label="label99" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationConsiderationTransferred1_en-US">Purchase price</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element99" xlink:to="label99" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther" xlink:label="element100" />
        <label xlink:type="resource" xlink:label="label100" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_en-US">BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentLiabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element100" xlink:to="label100" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther" xlink:label="element101" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther" xlink:label="element102" />
        <label xlink:type="resource" xlink:label="label102" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_en-US">Other Non-Current Liabilities</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets" xlink:label="element103" />
        <label xlink:type="resource" xlink:label="label103" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_en-US">Other non-current assets</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets" xlink:label="element104" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets" xlink:label="element105" />
        <label xlink:type="resource" xlink:label="label105" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_en-US">Other non-current assets</label>
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        <label xlink:type="resource" xlink:label="label106" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_en-US">Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability</label>
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        <label xlink:type="resource" xlink:label="label116" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_en-US">Intangible assets</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents" xlink:label="element121" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element122" xlink:to="label122" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent" xlink:label="element123" />
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        <label xlink:type="resource" xlink:label="label125" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent_en-US">Acquisition-related accruals</label>
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        <label xlink:type="resource" xlink:label="label176" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentConsiderationTransferred_en-US">Post Closing Adjustment</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element176" xlink:to="label176" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="element177" />
        <label xlink:type="resource" xlink:label="label177" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_en-US">Total consideration paid for Houghton</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element177" xlink:to="label177" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="element178" />
        <label xlink:type="resource" xlink:label="label178" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_en-US">Total consideration paid for Houghton</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element178" xlink:to="label178" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="element179" />
        <label xlink:type="resource" xlink:label="label179" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_en-US">Total consideration paid for Norman Hay</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element179" xlink:to="label179" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:label="element180" />
        <label xlink:type="resource" xlink:label="label180" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalExpendituresIncurredButNotYetPaid_en-US">Capital Expenditures Incurred but Not yet Paid</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element180" xlink:to="label180" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:label="element181" />
        <label xlink:type="resource" xlink:label="label181" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalExpendituresIncurredButNotYetPaid_en-US">Change in accrued purchases of property, plant and equipment, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element181" xlink:to="label181" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasedAssetsGross" xlink:label="element182" />
        <label xlink:type="resource" xlink:label="label182" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasedAssetsGross_en-US">Capital Leased Assets Gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element182" xlink:to="label182" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent" xlink:label="element183" />
        <label xlink:type="resource" xlink:label="label183" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent_en-US">Capital Leases Future Minimum Payments, Due Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element183" xlink:to="label183" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent" xlink:label="element184" />
        <label xlink:type="resource" xlink:label="label184" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesFutureMinimumPaymentsDueCurrent_en-US">2017</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element184" xlink:to="label184" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="element185" />
        <label xlink:type="resource" xlink:label="label185" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears_en-US">Capital Leases Future Minimum Payments, Due In Four Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element185" xlink:to="label185" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="element186" />
        <label xlink:type="resource" xlink:label="label186" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFourYears_en-US">2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element186" xlink:to="label186" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation" xlink:label="element187" />
        <label xlink:type="resource" xlink:label="label187" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation_en-US">Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element187" xlink:to="label187" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation" xlink:label="element188" />
        <label xlink:type="resource" xlink:label="label188" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation_en-US">Accumulated Depreciation, Leased Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element188" xlink:to="label188" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="element189" />
        <label xlink:type="resource" xlink:label="label189" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears_en-US">Capital Leases Future Minimum Payments, Due In Three Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element189" xlink:to="label189" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="element190" />
        <label xlink:type="resource" xlink:label="label190" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInThreeYears_en-US">2019</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element190" xlink:to="label190" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPaymentsAbstract" xlink:label="element191" />
        <label xlink:type="resource" xlink:label="label191" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPaymentsAbstract_en-US">Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments Abstract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element191" xlink:to="label191" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="element192" />
        <label xlink:type="resource" xlink:label="label192" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFiveYears_en-US">Capital Leases Future Minimum Payments, Due In Five Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element192" xlink:to="label192" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="element193" />
        <label xlink:type="resource" xlink:label="label193" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInFiveYears_en-US">2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element193" xlink:to="label193" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments" xlink:label="element194" />
        <label xlink:type="resource" xlink:label="label194" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_en-US">Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element194" xlink:to="label194" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments" xlink:label="element195" />
        <label xlink:type="resource" xlink:label="label195" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments_en-US">Present Value of Net Minimum Lease Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element195" xlink:to="label195" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDue" xlink:label="element196" />
        <label xlink:type="resource" xlink:label="label196" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_en-US">Capital Leases Future Minimum Payments Due</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element196" xlink:to="label196" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDue" xlink:label="element197" />
        <label xlink:type="resource" xlink:label="label197" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_en-US">Total net minimum lease payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element197" xlink:to="label197" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDue" xlink:label="element198" />
        <label xlink:type="resource" xlink:label="label198" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_CapitalLeasesFutureMinimumPaymentsDue_en-US">Capital Leases, Future Minimum Payments Due, Total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element198" xlink:to="label198" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="element199" />
        <label xlink:type="resource" xlink:label="label199" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears_en-US">Capital Leases Future Minimum Payments, Due In Two Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element199" xlink:to="label199" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="element200" />
        <label xlink:type="resource" xlink:label="label200" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesFutureMinimumPaymentsDueInTwoYears_en-US">2018</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element200" xlink:to="label200" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueThereafter" xlink:label="element201" />
        <label xlink:type="resource" xlink:label="label201" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsDueThereafter_en-US">Capital Leases Future Minimum Payments, Due Thereafter</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element201" xlink:to="label201" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsDueThereafter" xlink:label="element202" />
        <label xlink:type="resource" xlink:label="label202" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesFutureMinimumPaymentsDueThereafter_en-US">2022 and Beyond</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element202" xlink:to="label202" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments" xlink:label="element203" />
        <label xlink:type="resource" xlink:label="label203" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments_en-US">Capital Leases Future Minimum Payments Interest Included In Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element203" xlink:to="label203" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments" xlink:label="element204" />
        <label xlink:type="resource" xlink:label="label204" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments_en-US">Less: Amount Representing Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element204" xlink:to="label204" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments" xlink:label="element205" />
        <label xlink:type="resource" xlink:label="label205" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments_en-US">Less: Amount Representing Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element205" xlink:to="label205" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalizedComputerSoftwareNet" xlink:label="element206" />
        <label xlink:type="resource" xlink:label="label206" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalizedComputerSoftwareNet_en-US">Capitalized Computer Software, Net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element206" xlink:to="label206" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAbstract" xlink:label="element207" />
        <label xlink:type="resource" xlink:label="label207" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAbstract_en-US">Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element207" xlink:to="label207" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="element208" />
        <label xlink:type="resource" xlink:label="label208" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_en-US">Cash cash equivalents restricted cash and restricted cash equivalents</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element208" xlink:to="label208" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="element209" />
        <label xlink:type="resource" xlink:label="label209" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xml:lang="en-US" id="periodStart_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_en-US">Cash, Cash Equivalents and Restricted Cash at the beginning of the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element209" xlink:to="label209" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="element210" />
        <label xlink:type="resource" xlink:label="label210" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_en-US">Cash, Cash Equivalents and Restricted Cash at the end of the period</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashSurrenderValueOfLifeInsurance" xlink:label="element221" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CollectiveBargainingArrangementAxis" xlink:label="element224" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="element226" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="element227" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="element230" />
        <label xlink:type="resource" xlink:label="label230" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockParOrStatedValuePerShare_en-US">Common Stock Par Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element230" xlink:to="label230" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="element231" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element231" xlink:to="label231" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockVotingRights" xlink:label="element232" />
        <label xlink:type="resource" xlink:label="label232" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockVotingRights_en-US">Common Stock Voting Rights</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="element233" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="element240" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element240" xlink:to="label240" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="element241" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element248" xlink:to="label248" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element249" xlink:to="label249" />
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        <label xlink:type="resource" xlink:label="label250" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ConsolidationVariableInterestEntityPolicy_en-US">Consolidation, Variable Interest Entity, Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element250" xlink:to="label250" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element251" xlink:to="label251" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConstructionInProgressGross" xlink:label="element252" />
        <label xlink:type="resource" xlink:label="label252" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ConstructionInProgressGross_en-US">Construction In Progress Gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element252" xlink:to="label252" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConstructionInProgressGross" xlink:label="element253" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element253" xlink:to="label253" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent" xlink:label="element254" />
        <label xlink:type="resource" xlink:label="label254" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ContractWithCustomerLiabilityCurrent_en-US">Customer Advances Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element254" xlink:to="label254" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent" xlink:label="element255" />
        <label xlink:type="resource" xlink:label="label255" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ContractWithCustomerLiabilityCurrent_en-US">Customer Advances and Sales Return Reserves</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element255" xlink:to="label255" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="element256" />
        <label xlink:type="resource" xlink:label="label256" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CorporateDebtSecuritiesMember_en-US">Corporate Debt Securities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element256" xlink:to="label256" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold" xlink:label="element257" />
        <label xlink:type="resource" xlink:label="label257" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CostOfGoodsAndServicesSold_en-US">Cost of goods sold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element257" xlink:to="label257" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="element258" />
        <label xlink:type="resource" xlink:label="label258" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CostOfSalesMember_en-US">Cost of Sales [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element258" xlink:to="label258" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="element259" />
        <label xlink:type="resource" xlink:label="label259" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CostsAndExpenses_en-US">Costs and Expenses, Total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element259" xlink:to="label259" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="element260" />
        <label xlink:type="resource" xlink:label="label260" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_CostsAndExpenses_en-US">Costs and Expenses, Total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element260" xlink:to="label260" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostsAssociatedWithExitOrDisposalActivitiesOrRestructuringsPolicy" xlink:label="element261" />
        <label xlink:type="resource" xlink:label="label261" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CostsAssociatedWithExitOrDisposalActivitiesOrRestructuringsPolicy_en-US">Costs Associated with Exit or Disposal Activities or Restructurings, Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element261" xlink:to="label261" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption" xlink:label="element262" />
        <label xlink:type="resource" xlink:label="label262" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_en-US">Cumulative effect of accounting change</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element262" xlink:to="label262" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption" xlink:label="element263" />
        <label xlink:type="resource" xlink:label="label263" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption_en-US">Cumulative Effect Of New Accounting Principle In Period Of Adoption</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element263" xlink:to="label263" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="element264" />
        <label xlink:type="resource" xlink:label="label264" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CurrentIncomeTaxExpenseBenefit_en-US">CurrentIncomeTaxExpenseBenefit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element264" xlink:to="label264" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="element265" />
        <label xlink:type="resource" xlink:label="label265" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_CurrentIncomeTaxExpenseBenefit_en-US">Current Income Tax Expense (Benefit), Total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element265" xlink:to="label265" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="element266" />
        <label xlink:type="resource" xlink:label="label266" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_en-US">CurrentStateAndLocalTaxExpenseBenefit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element266" xlink:to="label266" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="element267" />
        <label xlink:type="resource" xlink:label="label267" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_en-US">State</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element267" xlink:to="label267" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="element268" />
        <label xlink:type="resource" xlink:label="label268" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CurrentForeignTaxExpenseBenefit_en-US">CurrentForeignTaxExpenseBenefit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element268" xlink:to="label268" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="element269" />
        <label xlink:type="resource" xlink:label="label269" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CurrentForeignTaxExpenseBenefit_en-US">Foreign</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element269" xlink:to="label269" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="element270" />
        <label xlink:type="resource" xlink:label="label270" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CurrentFederalTaxExpenseBenefit_en-US">CurrentFederalTaxExpenseBenefit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element270" xlink:to="label270" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="element271" />
        <label xlink:type="resource" xlink:label="label271" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CurrentFederalTaxExpenseBenefit_en-US">Federal</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element271" xlink:to="label271" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="element272" />
        <label xlink:type="resource" xlink:label="label272" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_en-US">Current Income Tax Expense (Benefit) [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element272" xlink:to="label272" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="element273" />
        <label xlink:type="resource" xlink:label="label273" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CustomerRelationshipsMember_en-US">Customer Relationships [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element273" xlink:to="label273" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerListsMember" xlink:label="element274" />
        <label xlink:type="resource" xlink:label="label274" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CustomerListsMember_en-US">Customer Lists [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element274" xlink:to="label274" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="element275" />
        <label xlink:type="resource" xlink:label="label275" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CustomerConcentrationRiskMember_en-US">Customer Concentration Risk [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element275" xlink:to="label275" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="element276" />
        <label xlink:type="resource" xlink:label="label276" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CustomerConcentrationRiskMember_en-US">Top Customer Concentration Risk [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element276" xlink:to="label276" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:label="element277" />
        <label xlink:type="resource" xlink:label="label277" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DisaggregationOfRevenueTableTextBlock_en-US">Disaggregation Of Revenue [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element277" xlink:to="label277" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueAbstract" xlink:label="element278" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element278" xlink:to="label278" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="element279" />
        <label xlink:type="resource" xlink:label="label279" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_en-US">Debt Instrument, Basis Spread on Variable Rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element279" xlink:to="label279" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="element280" />
        <label xlink:type="resource" xlink:label="label280" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtDisclosureAbstract_en-US">Debt [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element280" xlink:to="label280" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="element281" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element282" xlink:to="label282" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="element283" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element283" xlink:to="label283" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredFinanceCostsNet" xlink:label="element306" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="element307" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsNetNoncurrent" xlink:label="element327" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsNetCurrent" xlink:label="element328" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign" xlink:label="element329" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsForeign" xlink:label="element330" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="element331" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element331" xlink:to="label331" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="element332" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="element333" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element333" xlink:to="label333" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xlink:label="element334" />
        <label xlink:type="resource" xlink:label="label334" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign_en-US">Deferred Tax Assets, Operating Loss Carryforwards, Foreign</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element334" xlink:to="label334" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="element335" />
        <label xlink:type="resource" xlink:label="label335" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_en-US">DeferredTaxAssetsOperatingLossCarryforwards</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element335" xlink:to="label335" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="element336" />
        <label xlink:type="resource" xlink:label="label336" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_en-US">Operating loss carryforward</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element336" xlink:to="label336" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax" xlink:label="element337" />
        <label xlink:type="resource" xlink:label="label337" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax_en-US">Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element337" xlink:to="label337" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax" xlink:label="element338" />
        <label xlink:type="resource" xlink:label="label338" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax_en-US">Alternative minimum tax carryforward</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="element339" />
        <label xlink:type="resource" xlink:label="label339" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsOther_en-US">Deferred Tax Assets, Other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element339" xlink:to="label339" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="element340" />
        <label xlink:type="resource" xlink:label="label340" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredTaxAssetsOther_en-US">Other</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses" xlink:label="element341" />
        <label xlink:type="resource" xlink:label="label341" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses_en-US">DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses" xlink:label="element342" />
        <label xlink:type="resource" xlink:label="label342" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses_en-US">Performance incentives</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element342" xlink:to="label342" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther" xlink:label="element343" />
        <label xlink:type="resource" xlink:label="label343" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther_en-US">DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther" xlink:label="element344" />
        <label xlink:type="resource" xlink:label="label344" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther_en-US">Supplemental retirement benefits</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element344" xlink:to="label344" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal" xlink:label="element345" />
        <label xlink:type="resource" xlink:label="label345" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal_en-US">Deferred Tax Assets, Operating Loss Carryforwards, State and Local</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element345" xlink:to="label345" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="element346" />
        <label xlink:type="resource" xlink:label="label346" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxLiabilities_en-US">Deferred Tax Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element346" xlink:to="label346" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="element347" />
        <label xlink:type="resource" xlink:label="label347" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_DeferredTaxLiabilities_en-US">Total deferred tax liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element347" xlink:to="label347" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="element348" />
        <label xlink:type="resource" xlink:label="label348" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredTaxLiabilities_en-US">Defered Tax Liabilties, Net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element348" xlink:to="label348" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xlink:label="element349" />
        <label xlink:type="resource" xlink:label="label349" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts_en-US">DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element349" xlink:to="label349" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts" xlink:label="element350" />
        <label xlink:type="resource" xlink:label="label350" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts_en-US">Allowance for doubtful accounts</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element350" xlink:to="label350" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements" xlink:label="element351" />
        <label xlink:type="resource" xlink:label="label351" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements_en-US">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Legal Settlements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element351" xlink:to="label351" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements" xlink:label="element352" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element352" xlink:to="label352" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:label="element353" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element353" xlink:to="label353" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits" xlink:label="element355" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent" xlink:label="element377" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets" xlink:label="element383" />
        <label xlink:type="resource" xlink:label="label383" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets_en-US">Defined Benefit Plan Pension Plan With Projected Benefit Obligation In Excess Of Plan Assets Plan Assets</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement" xlink:label="element399" />
        <label xlink:type="resource" xlink:label="label399" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_en-US">Defined Benefit Plan Benefit Obligation Payment For Settlement</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element399" xlink:to="label399" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear" xlink:label="element400" />
        <label xlink:type="resource" xlink:label="label400" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear_en-US">Defined Benefit Plan, Future Amortization of Gain (Loss)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element400" xlink:to="label400" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear" xlink:label="element401" />
        <label xlink:type="resource" xlink:label="label401" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear_en-US">Actuarial Loss</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear" xlink:label="element402" />
        <label xlink:type="resource" xlink:label="label402" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear_en-US">Actuarial Loss</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element402" xlink:to="label402" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear" xlink:label="element403" />
        <label xlink:type="resource" xlink:label="label403" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_en-US">Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Income (Loss) in Next Fiscal Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element403" xlink:to="label403" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear" xlink:label="element404" />
        <label xlink:type="resource" xlink:label="label404" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_en-US">Total</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryPercentage" xlink:label="element405" />
        <label xlink:type="resource" xlink:label="label405" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryPercentage_en-US">Commingled Fund Asset Allocation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element405" xlink:to="label405" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryPercentage" xlink:label="element406" />
        <label xlink:type="resource" xlink:label="label406" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryPercentage_en-US">Defined Benefit Plan Additional Disclosures About Plan Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element406" xlink:to="label406" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage" xlink:label="element407" />
        <label xlink:type="resource" xlink:label="label407" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage_en-US">Defined Benefit Plan, Target Plan Asset Allocations</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element407" xlink:to="label407" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage" xlink:label="element408" />
        <label xlink:type="resource" xlink:label="label408" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage_en-US">Target Plan Asset Allocations</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element408" xlink:to="label408" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear" xlink:label="element409" />
        <label xlink:type="resource" xlink:label="label409" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_en-US">Defined Benefit Plan, Future Amortization of Prior Service Cost (Credit)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element409" xlink:to="label409" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear" xlink:label="element410" />
        <label xlink:type="resource" xlink:label="label410" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear_en-US">Prior Service (Credit) Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element410" xlink:to="label410" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfTransitionAssetObligation" xlink:label="element411" />
        <label xlink:type="resource" xlink:label="label411" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAmortizationOfTransitionAssetObligation_en-US">Defined Benefit Plan, Amortization of Transition Obligations (Assets)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element411" xlink:to="label411" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfTransitionAssetObligation" xlink:label="element412" />
        <label xlink:type="resource" xlink:label="label412" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanAmortizationOfTransitionAssetObligation_en-US">Transition Asset Amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element412" xlink:to="label412" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation" xlink:label="element413" />
        <label xlink:type="resource" xlink:label="label413" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_en-US">Defined Benefit Plan Pension Plan With Projected Benefit Obligation In Excess Of Plan Assets Projected Benefit Obligation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element413" xlink:to="label413" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation" xlink:label="element414" />
        <label xlink:type="resource" xlink:label="label414" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation_en-US">Projected Benefit Obligation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element414" xlink:to="label414" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xlink:label="element415" />
        <label xlink:type="resource" xlink:label="label415" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_en-US">Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element415" xlink:to="label415" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xlink:label="element416" />
        <label xlink:type="resource" xlink:label="label416" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_en-US">Expected Benefit Payments, Next Twelve Months</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element416" xlink:to="label416" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="element417" />
        <label xlink:type="resource" xlink:label="label417" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_en-US">Defined Contribution Plan, Employer Matching Contribution, Percent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element417" xlink:to="label417" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="element418" />
        <label xlink:type="resource" xlink:label="label418" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_en-US">Non-elective Match Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element418" xlink:to="label418" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xlink:label="element419" />
        <label xlink:type="resource" xlink:label="label419" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element419" xlink:to="label419" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xlink:label="element420" />
        <label xlink:type="resource" xlink:label="label420" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_en-US">Expected Benefit Payments, Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element420" xlink:to="label420" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xlink:label="element421" />
        <label xlink:type="resource" xlink:label="label421" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element421" xlink:to="label421" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xlink:label="element422" />
        <label xlink:type="resource" xlink:label="label422" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_en-US">Expected Benefit Payments, Year Three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element422" xlink:to="label422" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1" xlink:label="element423" />
        <label xlink:type="resource" xlink:label="label423" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1_en-US">Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element423" xlink:to="label423" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1" xlink:label="element424" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xlink:label="element425" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element425" xlink:to="label425" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss" xlink:label="element427" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss" xlink:label="element428" />
        <label xlink:type="resource" xlink:label="label428" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanActuarialGainLoss_en-US">Actuarial (gain) Loss</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xlink:label="element429" />
        <label xlink:type="resource" xlink:label="label429" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_en-US">Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element429" xlink:to="label429" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element430" xlink:to="label430" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAdministrationExpenses" xlink:label="element431" />
        <label xlink:type="resource" xlink:label="label431" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAdministrationExpenses_en-US">Defined Benefit Plan, Administration Expenses</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element431" xlink:to="label431" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAdministrationExpenses" xlink:label="element432" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element432" xlink:to="label432" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAdministrationExpenses" xlink:label="element433" />
        <label xlink:type="resource" xlink:label="label433" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_DefinedBenefitPlanAdministrationExpenses_en-US">Plan Expenses and Premiums Paid</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xlink:label="element434" />
        <label xlink:type="resource" xlink:label="label434" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Two</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element434" xlink:to="label434" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xlink:label="element435" />
        <label xlink:type="resource" xlink:label="label435" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_en-US">Expected Benefit Payments, Year Two</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1" xlink:label="element436" />
        <label xlink:type="resource" xlink:label="label436" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1_en-US">Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1" xlink:label="element437" />
        <label xlink:type="resource" xlink:label="label437" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1_en-US">Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element437" xlink:to="label437" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1" xlink:label="element438" />
        <label xlink:type="resource" xlink:label="label438" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1_en-US">Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element438" xlink:to="label438" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1" xlink:label="element439" />
        <label xlink:type="resource" xlink:label="label439" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1_en-US">Settlement Loss</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeAbstract" xlink:label="element440" />
        <label xlink:type="resource" xlink:label="label440" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeAbstract_en-US">Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income (Loss) [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element440" xlink:to="label440" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="element441" />
        <label xlink:type="resource" xlink:label="label441" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_en-US">Defined Benefit Plan, Amortization of Gains (Losses)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element441" xlink:to="label441" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="element442" />
        <label xlink:type="resource" xlink:label="label442" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_en-US">Actuarial Loss Amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element442" xlink:to="label442" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="element443" />
        <label xlink:type="resource" xlink:label="label443" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_en-US">Actuarial Loss Amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element443" xlink:to="label443" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanCostOfProvidingSpecialOrContractualTerminationBenefitRecognizedDuringPeriod" xlink:label="element444" />
        <label xlink:type="resource" xlink:label="label444" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanCostOfProvidingSpecialOrContractualTerminationBenefitRecognizedDuringPeriod_en-US">Defined Benefit Plan Cost Of Providing Special Or Contractual Termination Benefit Recognized During Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element444" xlink:to="label444" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanCostOfProvidingSpecialOrContractualTerminationBenefitRecognizedDuringPeriod" xlink:label="element445" />
        <label xlink:type="resource" xlink:label="label445" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanCostOfProvidingSpecialOrContractualTerminationBenefitRecognizedDuringPeriod_en-US">Defined Benefit Plan, Termination</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element445" xlink:to="label445" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract" xlink:label="element446" />
        <label xlink:type="resource" xlink:label="label446" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_en-US">Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax Abstract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element446" xlink:to="label446" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract" xlink:label="element447" />
        <label xlink:type="resource" xlink:label="label447" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_en-US">Amounts Not Yet Reflected in Net Periodic Benefit Costs and Included in Accumulated Other Comprehensive Income (Loss) [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element447" xlink:to="label447" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumedHealthCareCostTrendRatesAbstract" xlink:label="element448" />
        <label xlink:type="resource" xlink:label="label448" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAssumedHealthCareCostTrendRatesAbstract_en-US">Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element448" xlink:to="label448" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanOtherCosts" xlink:label="element449" />
        <label xlink:type="resource" xlink:label="label449" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanOtherCosts_en-US">Defined Benefit Plan Other Costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element449" xlink:to="label449" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanOtherCosts" xlink:label="element450" />
        <label xlink:type="resource" xlink:label="label450" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanOtherCosts_en-US">Prior Service Cost Charge</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element450" xlink:to="label450" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet" xlink:label="element451" />
        <label xlink:type="resource" xlink:label="label451" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_en-US">Defined Benefit Plan Amounts Recognized In Balance Sheet</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element451" xlink:to="label451" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet" xlink:label="element452" />
        <label xlink:type="resource" xlink:label="label452" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_en-US">Net Amount Recognized</label>
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        <label xlink:type="resource" xlink:label="label453" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_en-US">Acquired pension balance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element453" xlink:to="label453" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xlink:label="element454" />
        <label xlink:type="resource" xlink:label="label454" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_en-US">Defined Benefit Plan, Actual Return on Plan Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element454" xlink:to="label454" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYearAbstract" xlink:label="element458" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:label="element471" />
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        <label xlink:type="resource" xlink:label="label472" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_en-US">Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease" xlink:label="element473" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease" xlink:label="element475" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="element477" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element477" xlink:to="label477" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element478" xlink:to="label478" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="element479" />
        <label xlink:type="resource" xlink:label="label479" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_DefinedBenefitPlanBenefitObligation_en-US">Benefit Obligation at End of Year</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:label="element480" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element480" xlink:to="label480" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation" xlink:label="element483" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element484" xlink:to="label484" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets" xlink:label="element485" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:label="element498" />
        <label xlink:type="resource" xlink:label="label498" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_en-US">Expected Return on Plan Assets</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExplanationOfSignificantChangeInBenefitObligationOrPlanAssetsNotApparentFromOtherRequiredDisclosures" xlink:label="element499" />
        <label xlink:type="resource" xlink:label="label499" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExplanationOfSignificantChangeInBenefitObligationOrPlanAssetsNotApparentFromOtherRequiredDisclosures_en-US">Defined Benefit Plan Explanation Of Significant Change In Benefit Obligation Or Plan Assets Not Apparent From Other Required Disclosures</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="element500" />
        <label xlink:type="resource" xlink:label="label500" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_en-US">Fair Value of Plan Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element500" xlink:to="label500" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="element501" />
        <label xlink:type="resource" xlink:label="label501" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_en-US">Fair Value of Plan Assets at End of Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element501" xlink:to="label501" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="element502" />
        <label xlink:type="resource" xlink:label="label502" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xml:lang="en-US" id="periodStart_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_en-US">Fair Value of Plan Assets at Beginning of Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element502" xlink:to="label502" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="element503" />
        <label xlink:type="resource" xlink:label="label503" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_en-US">Defined Benefit Plan, Fair Value of Plan Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element503" xlink:to="label503" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="element504" />
        <label xlink:type="resource" xlink:label="label504" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_en-US">Fair Value of Plan Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element504" xlink:to="label504" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation" xlink:label="element505" />
        <label xlink:type="resource" xlink:label="label505" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_en-US">Defined Benefit Plan, Foreign Currency Exchange Rate Gain (Loss)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element505" xlink:to="label505" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation" xlink:label="element506" />
        <label xlink:type="resource" xlink:label="label506" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_en-US">Translation Difference and Other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element506" xlink:to="label506" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="element507" />
        <label xlink:type="resource" xlink:label="label507" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_en-US">Defined Benefit Plan, Net Periodic Benefit Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element507" xlink:to="label507" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="element508" />
        <label xlink:type="resource" xlink:label="label508" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_en-US">Net Periodic Benefit Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element508" xlink:to="label508" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="element509" />
        <label xlink:type="resource" xlink:label="label509" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_en-US">Net Periodic Benefit Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element509" xlink:to="label509" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract" xlink:label="element510" />
        <label xlink:type="resource" xlink:label="label510" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract_en-US">Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element510" xlink:to="label510" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointChangeInAssumedHealthCareCostTrendRatesAbstract" xlink:label="element511" />
        <label xlink:type="resource" xlink:label="label511" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointChangeInAssumedHealthCareCostTrendRatesAbstract_en-US">Defined Benefit Plan, Effect of One-Percentage Point Change in Assumed Health Care Cost Trend Rates [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element511" xlink:to="label511" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="element512" />
        <label xlink:type="resource" xlink:label="label512" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanInterestCost_en-US">Defined Benefit Plan, Interest Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element512" xlink:to="label512" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="element513" />
        <label xlink:type="resource" xlink:label="label513" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanInterestCost_en-US">Interest Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element513" xlink:to="label513" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation" xlink:label="element514" />
        <label xlink:type="resource" xlink:label="label514" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation_en-US">Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element514" xlink:to="label514" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation" xlink:label="element515" />
        <label xlink:type="resource" xlink:label="label515" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation_en-US">Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element515" xlink:to="label515" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xlink:label="element516" />
        <label xlink:type="resource" xlink:label="label516" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_en-US">Defined Benefit Plan, Funded Status of Plan</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element516" xlink:to="label516" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents" xlink:label="element517" />
        <label xlink:type="resource" xlink:label="label517" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents_en-US">Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element517" xlink:to="label517" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents" xlink:label="element518" />
        <label xlink:type="resource" xlink:label="label518" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents_en-US">Effect of One Percentage Point Increase on Service and Interest Cost Components</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element518" xlink:to="label518" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments" xlink:label="element519" />
        <label xlink:type="resource" xlink:label="label519" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments_en-US">Curtailment Charge</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element519" xlink:to="label519" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments" xlink:label="element520" />
        <label xlink:type="resource" xlink:label="label520" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments_en-US">Defined Benefit Plan, Recognized Net Gain (Loss) Due to Curtailments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element520" xlink:to="label520" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="element521" />
        <label xlink:type="resource" xlink:label="label521" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedContributionPlanCostRecognized_en-US">Defined Contribution Plan, Cost Recognized</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element521" xlink:to="label521" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="element522" />
        <label xlink:type="resource" xlink:label="label522" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedContributionPlanCostRecognized_en-US">Total Contribution Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element522" xlink:to="label522" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlansGeneralInformation" xlink:label="element523" />
        <label xlink:type="resource" xlink:label="label523" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlansGeneralInformation_en-US">Defined Benefit Plans General Information</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element523" xlink:to="label523" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlansGeneralInformation" xlink:label="element524" />
        <label xlink:type="resource" xlink:label="label524" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlansGeneralInformation_en-US">Defined Benefit Plans Investment Description</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element524" xlink:to="label524" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations" xlink:label="element525" />
        <label xlink:type="resource" xlink:label="label525" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_en-US">Defined Benefit Plan, Actual Plan Asset Allocations</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element525" xlink:to="label525" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations" xlink:label="element526" />
        <label xlink:type="resource" xlink:label="label526" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_en-US">Actual Plan Asset Allocations</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element526" xlink:to="label526" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation" xlink:label="element541" />
        <label xlink:type="resource" xlink:label="label541" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation_en-US">Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Projected Benefit Obligation</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="element545" />
        <label xlink:type="resource" xlink:label="label545" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanServiceCost_en-US">Service Cost</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod" xlink:label="element546" />
        <label xlink:type="resource" xlink:label="label546" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod_en-US">Defined Benefit Plan, Actual Return on Plan Assets Sold During Period</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod" xlink:label="element547" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent" xlink:label="element548" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element552" xlink:to="label552" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element612" xlink:to="label612" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" xlink:label="element613" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element613" xlink:to="label613" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions" xlink:label="element614" />
        <label xlink:type="resource" xlink:label="label614" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_en-US">Unrecognized Share-based Compensation Expense, Nonvested Stock Award</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element614" xlink:to="label614" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:label="element615" />
        <label xlink:type="resource" xlink:label="label615" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_en-US">Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element615" xlink:to="label615" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:label="element616" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="element617" />
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        <label xlink:type="resource" xlink:label="label618" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_en-US">Weighted Average Remaining Life, Nonvested Stock Awards</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element618" xlink:to="label618" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="element619" />
        <label xlink:type="resource" xlink:label="label619" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_EmployeeStockOptionMember_en-US">Stock Options [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element619" xlink:to="label619" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="element620" />
        <label xlink:type="resource" xlink:label="label620" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EmployeeStockOptionMember_en-US">Employee Stock Option [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element620" xlink:to="label620" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:label="element621" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element622" xlink:to="label622" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityAndCostMethodInvestmentsPolicy" xlink:label="element623" />
        <label xlink:type="resource" xlink:label="label623" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EquityAndCostMethodInvestmentsPolicy_en-US">Equity and Cost Method Investments, Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element623" xlink:to="label623" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract" xlink:label="element624" />
        <label xlink:type="resource" xlink:label="label624" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract_en-US">Investments in Associated Companies [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element624" xlink:to="label624" />
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        <label xlink:type="resource" xlink:label="label625" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EquityComponentDomain_en-US">Equity Component [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element625" xlink:to="label625" />
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        <label xlink:type="resource" xlink:label="label626" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EquityAbstract_en-US">Equity [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element626" xlink:to="label626" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element627" xlink:to="label627" />
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        <label xlink:type="resource" xlink:label="label667" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_en-US">Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element667" xlink:to="label667" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="element668" />
        <label xlink:type="resource" xlink:label="label668" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_en-US">Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element668" xlink:to="label668" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="element669" />
        <label xlink:type="resource" xlink:label="label669" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityNoncurrent_en-US">Long-term lease liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element669" xlink:to="label669" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialStatementLineItemsWithDifferencesInReportedAmountAndReportingCurrencyDenominatedAmountsLineItems" xlink:label="element670" />
        <label xlink:type="resource" xlink:label="label670" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinancialStatementLineItemsWithDifferencesInReportedAmountAndReportingCurrencyDenominatedAmountsLineItems_en-US">Financial Statement Line Items With Differences In Reported Amount And Reporting Currency Denominated Amounts [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element670" xlink:to="label670" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="element671" />
        <label xlink:type="resource" xlink:label="label671" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_FiniteLivedIntangibleAssetsGross_en-US">Total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element671" xlink:to="label671" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="element672" />
        <label xlink:type="resource" xlink:label="label672" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsGross_en-US">Finite Lived Intangible Assets Gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element672" xlink:to="label672" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="element673" />
        <label xlink:type="resource" xlink:label="label673" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element673" xlink:to="label673" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="element674" />
        <label xlink:type="resource" xlink:label="label674" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_en-US">Finite Lived Intangible Assets Accumulated Amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element674" xlink:to="label674" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="element675" />
        <label xlink:type="resource" xlink:label="label675" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_en-US">Total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element675" xlink:to="label675" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGrossAbstract" xlink:label="element676" />
        <label xlink:type="resource" xlink:label="label676" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsGrossAbstract_en-US">Finite Lived Intangible Assets Gross [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element676" xlink:to="label676" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedCustomerListsGross" xlink:label="element677" />
        <label xlink:type="resource" xlink:label="label677" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedCustomerListsGross_en-US">Finite Lived Customer Lists, Gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element677" xlink:to="label677" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="element678" />
        <label xlink:type="resource" xlink:label="label678" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsLineItems_en-US">Finite-Lived Intangible Assets [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element678" xlink:to="label678" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="element679" />
        <label xlink:type="resource" xlink:label="label679" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_en-US">Finite-Lived Intangible Assets by Major Class [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element679" xlink:to="label679" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="element680" />
        <label xlink:type="resource" xlink:label="label680" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_en-US">Finite Lived Intangible Assets Amortization Expense Next Twelve Months</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element680" xlink:to="label680" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="element681" />
        <label xlink:type="resource" xlink:label="label681" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_en-US">For the Year ended December 31, 2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element681" xlink:to="label681" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:label="element682" />
        <label xlink:type="resource" xlink:label="label682" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_en-US">Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element682" xlink:to="label682" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="element683" />
        <label xlink:type="resource" xlink:label="label683" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetUsefulLife_en-US">Finite-Lived Intangible Asset, Useful Life</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element683" xlink:to="label683" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="element684" />
        <label xlink:type="resource" xlink:label="label684" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_en-US">For the Year ended December 31, 2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element684" xlink:to="label684" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="element685" />
        <label xlink:type="resource" xlink:label="label685" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_en-US">Finite Lived Intangible Assets Amortization Expense Year Two</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element685" xlink:to="label685" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="element686" />
        <label xlink:type="resource" xlink:label="label686" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_en-US">Finite Lived Intangible Assets Amortization Expense Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element686" xlink:to="label686" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="element687" />
        <label xlink:type="resource" xlink:label="label687" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_en-US">For the Year ended December 31, 2024</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element687" xlink:to="label687" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="element688" />
        <label xlink:type="resource" xlink:label="label688" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_en-US">For the Year ended December 31, 2022</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element688" xlink:to="label688" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="element689" />
        <label xlink:type="resource" xlink:label="label689" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_en-US">Finite Lived Intangible Assets Amortization Expense Year Three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element689" xlink:to="label689" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="element690" />
        <label xlink:type="resource" xlink:label="label690" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_en-US">For the Year ended December 31, 2023</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element690" xlink:to="label690" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="element691" />
        <label xlink:type="resource" xlink:label="label691" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_en-US">Finite Lived Intangible Assets Amortization Expense Year Four</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element691" xlink:to="label691" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedTrademarksGross" xlink:label="element692" />
        <label xlink:type="resource" xlink:label="label692" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FiniteLivedTrademarksGross_en-US">Finite Lived Trademarks, Gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element692" xlink:to="label692" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FixedIncomeSecuritiesMember" xlink:label="element693" />
        <label xlink:type="resource" xlink:label="label693" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FixedIncomeSecuritiesMember_en-US">Fixed Income Securities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element693" xlink:to="label693" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FixedIncomeFundsMember" xlink:label="element694" />
        <label xlink:type="resource" xlink:label="label694" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FixedIncomeFundsMember_en-US">Fixed Income Funds [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element694" xlink:to="label694" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossRealized" xlink:label="element695" />
        <label xlink:type="resource" xlink:label="label695" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ForeignCurrencyTransactionGainLossRealized_en-US">Foreign Currency Transaction Gain (Loss), Realized</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element695" xlink:to="label695" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossRealized" xlink:label="element696" />
        <label xlink:type="resource" xlink:label="label696" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ForeignCurrencyTransactionGainLossRealized_en-US">Foreign exchange gains (losses), net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element696" xlink:to="label696" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:label="element697" />
        <label xlink:type="resource" xlink:label="label697" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_en-US">Foreign Currency Transactions and Translations Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element697" xlink:to="label697" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyExchangeRateRemeasurement1" xlink:label="element698" />
        <label xlink:type="resource" xlink:label="label698" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ForeignCurrencyExchangeRateRemeasurement1_en-US">Foreign Currency Exchange Rate Remeasurement 1</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element698" xlink:to="label698" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyExchangeRateRemeasurement1" xlink:label="element699" />
        <label xlink:type="resource" xlink:label="label699" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ForeignCurrencyExchangeRateRemeasurement1_en-US">Venezuela Currency Exchange Rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element699" xlink:to="label699" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="element700" />
        <label xlink:type="resource" xlink:label="label700" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ForeignCountryMember_en-US">Foreign Tax Authority [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element700" xlink:to="label700" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeignCurrencyTransactionsDescription" xlink:label="element701" />
        <label xlink:type="resource" xlink:label="label701" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ForeignCurrencyTransactionsDescription_en-US">Foreign Currency Transactions Description</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element701" xlink:to="label701" />
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        <label xlink:type="resource" xlink:label="label702" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ForeignLineOfCreditMember_en-US">Foreign Line of Credit [Member]</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="element717" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element717" xlink:to="label717" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss" xlink:label="element718" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element718" xlink:to="label718" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:label="element719" />
        <label xlink:type="resource" xlink:label="label719" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_en-US">Goodwill And Intangible Assets Disclosure [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element719" xlink:to="label719" />
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        <label xlink:type="resource" xlink:label="label720" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_Goodwill_en-US">Goodwill</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element720" xlink:to="label720" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="element721" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element722" xlink:to="label722" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:label="element723" />
        <label xlink:type="resource" xlink:label="label723" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_Goodwill_en-US">Goodwill</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element723" xlink:to="label723" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments" xlink:label="element724" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element724" xlink:to="label724" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments" xlink:label="element725" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element726" xlink:to="label726" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="element727" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element728" xlink:to="label728" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:label="element729" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element731" xlink:to="label731" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntersegmentEliminationMember" xlink:label="element732" />
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        <label xlink:type="resource" xlink:label="label811" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_IncreaseDecreaseInInventories_en-US">Inventories</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element811" xlink:to="label811" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="element812" />
        <label xlink:type="resource" xlink:label="label812" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_en-US">Prepaid expenses and other current assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element812" xlink:to="label812" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="element813" />
        <label xlink:type="resource" xlink:label="label813" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_en-US">IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element813" xlink:to="label813" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="element814" />
        <label xlink:type="resource" xlink:label="label814" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_en-US">Prepaid expenses and other current assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element814" xlink:to="label814" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCash" xlink:label="element815" />
        <label xlink:type="resource" xlink:label="label815" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncreaseDecreaseInRestrictedCash_en-US">Change in restricted cash, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element815" xlink:to="label815" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCash" xlink:label="element816" />
        <label xlink:type="resource" xlink:label="label816" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_IncreaseDecreaseInRestrictedCash_en-US">Change in restricted cash, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element816" xlink:to="label816" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:label="element817" />
        <label xlink:type="resource" xlink:label="label817" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_en-US">Effect of Dilutive Securities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element817" xlink:to="label817" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill" xlink:label="element818" />
        <label xlink:type="resource" xlink:label="label818" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_en-US">Indefinite Lived Intangible Assets Excluding Goodwill</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element818" xlink:to="label818" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill" xlink:label="element819" />
        <label xlink:type="resource" xlink:label="label819" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_en-US">Indefinite lived intangible assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element819" xlink:to="label819" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedTrademarks" xlink:label="element820" />
        <label xlink:type="resource" xlink:label="label820" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IndefiniteLivedTrademarks_en-US">Indefinite Lived Trademarks</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element820" xlink:to="label820" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract" xlink:label="element821" />
        <label xlink:type="resource" xlink:label="label821" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwillAbstract_en-US">Indefinite Lived Intangible Assets Excluding Goodwill [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element821" xlink:to="label821" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="element822" />
        <label xlink:type="resource" xlink:label="label822" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IntangibleAssetsNetExcludingGoodwill_en-US">Other intangible assets, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element822" xlink:to="label822" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="element823" />
        <label xlink:type="resource" xlink:label="label823" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestPayableCurrent_en-US">Interest Payable Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element823" xlink:to="label823" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPayableCurrent" xlink:label="element824" />
        <label xlink:type="resource" xlink:label="label824" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_InterestPayableCurrent_en-US">Accrued Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element824" xlink:to="label824" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestAndDebtExpenseAbstract" xlink:label="element825" />
        <label xlink:type="resource" xlink:label="label825" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestAndDebtExpenseAbstract_en-US">InterestAndDebtExpenseAbstract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element825" xlink:to="label825" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestAndDebtExpenseAbstract" xlink:label="element826" />
        <label xlink:type="resource" xlink:label="label826" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_InterestAndDebtExpenseAbstract_en-US">Debt related expenses included within Interest expense:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element826" xlink:to="label826" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestAndDebtExpense" xlink:label="element827" />
        <label xlink:type="resource" xlink:label="label827" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestAndDebtExpense_en-US">Interest and Debt Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element827" xlink:to="label827" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestAndDebtExpense" xlink:label="element828" />
        <label xlink:type="resource" xlink:label="label828" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_InterestAndDebtExpense_en-US">Total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element828" xlink:to="label828" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense" xlink:label="element829" />
        <label xlink:type="resource" xlink:label="label829" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_InterestExpense_en-US">Interest expense, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element829" xlink:to="label829" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpense" xlink:label="element830" />
        <label xlink:type="resource" xlink:label="label830" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestExpense_en-US">Interest expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element830" xlink:to="label830" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpenseDebt" xlink:label="element831" />
        <label xlink:type="resource" xlink:label="label831" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestExpenseDebt_en-US">Interest Expense, Debt</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element831" xlink:to="label831" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="element832" />
        <label xlink:type="resource" xlink:label="label832" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestPaidNet_en-US">Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element832" xlink:to="label832" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestRateDerivativeLiabilitiesAtFairValue" xlink:label="element833" />
        <label xlink:type="resource" xlink:label="label833" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_en-US">Interest Rate Derivative Liabilities At Fair Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element833" xlink:to="label833" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestRateDerivativeLiabilitiesAtFairValue" xlink:label="element834" />
        <label xlink:type="resource" xlink:label="label834" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_en-US">Fair value of interst rate swaps</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element834" xlink:to="label834" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="element835" />
        <label xlink:type="resource" xlink:label="label835" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestRateSwapMember_en-US">Interest Rate Swap [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element835" xlink:to="label835" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestExpenseMember" xlink:label="element836" />
        <label xlink:type="resource" xlink:label="label836" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestExpenseMember_en-US">Interest Expense [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element836" xlink:to="label836" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InternalRevenueServiceIRSMember" xlink:label="element837" />
        <label xlink:type="resource" xlink:label="label837" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InternalRevenueServiceIRSMember_en-US">Internal Revenue Service (IRS) [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element837" xlink:to="label837" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InternalUseSoftwarePolicy" xlink:label="element838" />
        <label xlink:type="resource" xlink:label="label838" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InternalUseSoftwarePolicy_en-US">Internal Use Software, Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element838" xlink:to="label838" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="element839" />
        <label xlink:type="resource" xlink:label="label839" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InventoryDisclosureAbstract_en-US">Inventories [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element839" xlink:to="label839" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="element840" />
        <label xlink:type="resource" xlink:label="label840" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InventoryDisclosureTextBlock_en-US">Inventories [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element840" xlink:to="label840" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryFinishedGoodsAndWorkInProcessNetOfReserves" xlink:label="element841" />
        <label xlink:type="resource" xlink:label="label841" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InventoryFinishedGoodsAndWorkInProcessNetOfReserves_en-US">Work-In-Process and Finished Goods</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element841" xlink:to="label841" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves" xlink:label="element842" />
        <label xlink:type="resource" xlink:label="label842" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_en-US">Raw Materials And Supplies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element842" xlink:to="label842" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="element843" />
        <label xlink:type="resource" xlink:label="label843" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InventoryPolicyTextBlock_en-US">Inventory, Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element843" xlink:to="label843" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet" xlink:label="element844" />
        <label xlink:type="resource" xlink:label="label844" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InventoryNet_en-US">Inventories, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element844" xlink:to="label844" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InventoryNet" xlink:label="element845" />
        <label xlink:type="resource" xlink:label="label845" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_InventoryNet_en-US">Inventories</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element845" xlink:to="label845" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="element846" />
        <label xlink:type="resource" xlink:label="label846" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InvestmentIncomeInterest_en-US">Interest income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element846" xlink:to="label846" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="element847" />
        <label xlink:type="resource" xlink:label="label847" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_InvestmentIncomeInterest_en-US">Interest income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element847" xlink:to="label847" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeasesTextBlock" xlink:label="element848" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="element849" />
        <label xlink:type="resource" xlink:label="label849" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeLeaseDescriptionLineItems_en-US">Lessee, Lease, Description [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element849" xlink:to="label849" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="element850" />
        <label xlink:type="resource" xlink:label="label850" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_en-US">Lessee Operating Lease Liability Payments Due After Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element850" xlink:to="label850" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="element851" />
        <label xlink:type="resource" xlink:label="label851" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_en-US">For the year ended December 31, 2025 and beyond</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element851" xlink:to="label851" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="element852" />
        <label xlink:type="resource" xlink:label="label852" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_en-US">Lessee Operating Lease Liability Payments Due Next Twelve Months</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element852" xlink:to="label852" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="element853" />
        <label xlink:type="resource" xlink:label="label853" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_en-US">For the year ended December 31, 2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element853" xlink:to="label853" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="element854" />
        <label xlink:type="resource" xlink:label="label854" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_en-US">Lessee Operating Lease Liability Payments Due Year Four</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element854" xlink:to="label854" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="element855" />
        <label xlink:type="resource" xlink:label="label855" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_en-US">For the year ended December 31, 2023</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element855" xlink:to="label855" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="element856" />
        <label xlink:type="resource" xlink:label="label856" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_en-US">Lessee Operating Lease Liability Payments Due Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element856" xlink:to="label856" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="element857" />
        <label xlink:type="resource" xlink:label="label857" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_en-US">For the year ended December 31, 2024</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element857" xlink:to="label857" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="element858" />
        <label xlink:type="resource" xlink:label="label858" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_en-US">Lessee Operating Lease Liability Payments Due</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element858" xlink:to="label858" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="element859" />
        <label xlink:type="resource" xlink:label="label859" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_en-US">Total lease payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element859" xlink:to="label859" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:label="element860" />
        <label xlink:type="resource" xlink:label="label860" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_en-US">Lessee, Operating Lease, Liability, Maturity [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element860" xlink:to="label860" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable" xlink:label="element861" />
        <label xlink:type="resource" xlink:label="label861" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeLeaseDescriptionTable_en-US">Lessee, Lease, Description [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element861" xlink:to="label861" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="element862" />
        <label xlink:type="resource" xlink:label="label862" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_en-US">Lessee Operating Lease Liability Undiscounted Excess Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element862" xlink:to="label862" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="element863" />
        <label xlink:type="resource" xlink:label="label863" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_en-US">Less: imputed interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element863" xlink:to="label863" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="element864" />
        <label xlink:type="resource" xlink:label="label864" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_en-US">Lessee Operating Lease Liability Payments Due Year Three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element864" xlink:to="label864" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="element865" />
        <label xlink:type="resource" xlink:label="label865" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_en-US">For the year ended December 31, 2022</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element865" xlink:to="label865" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="element866" />
        <label xlink:type="resource" xlink:label="label866" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_en-US">Lessee Operating Lease Liability Payments Due Year Two</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element866" xlink:to="label866" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="element867" />
        <label xlink:type="resource" xlink:label="label867" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_en-US">For the year ended December 31, 2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element867" xlink:to="label867" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseTermOfContract" xlink:label="element868" />
        <label xlink:type="resource" xlink:label="label868" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseTermOfContract_en-US">Lessee Operating Lease Term Of Contract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element868" xlink:to="label868" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="element869" />
        <label xlink:type="resource" xlink:label="label869" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LettersOfCreditOutstandingAmount_en-US">Letters Of Credit Outstanding Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element869" xlink:to="label869" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermConstructionLoanCurrentAndNoncurrent" xlink:label="element870" />
        <label xlink:type="resource" xlink:label="label870" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongtermConstructionLoanCurrentAndNoncurrent_en-US">Longterm Construction Loan Current And Noncurrent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element870" xlink:to="label870" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermConstructionLoanCurrentAndNoncurrent" xlink:label="element871" />
        <label xlink:type="resource" xlink:label="label871" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongtermConstructionLoanCurrentAndNoncurrent_en-US">Ohio Department of Development Term Loan</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element871" xlink:to="label871" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="element872" />
        <label xlink:type="resource" xlink:label="label872" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongtermDebtTypeAxis_en-US">Long-term Debt, Type [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element872" xlink:to="label872" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="element873" />
        <label xlink:type="resource" xlink:label="label873" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongtermDebtTypeDomain_en-US">Long-term Debt, Type [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element873" xlink:to="label873" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Land" xlink:label="element874" />
        <label xlink:type="resource" xlink:label="label874" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_Land_en-US">Land</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element874" xlink:to="label874" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LandMember" xlink:label="element875" />
        <label xlink:type="resource" xlink:label="label875" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LandMember_en-US">Land [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element875" xlink:to="label875" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseArrangementTypeDomain" xlink:label="element876" />
        <label xlink:type="resource" xlink:label="label876" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeaseArrangementTypeDomain_en-US">Lease Arrangement Type [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element876" xlink:to="label876" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseArrangementTypeAxis" xlink:label="element877" />
        <label xlink:type="resource" xlink:label="label877" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeaseArrangementTypeAxis_en-US">Lease Arrangement Type [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element877" xlink:to="label877" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseAndRentalExpense" xlink:label="element878" />
        <label xlink:type="resource" xlink:label="label878" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeaseAndRentalExpense_en-US">Operating Leases, Rent Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element878" xlink:to="label878" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="element879" />
        <label xlink:type="resource" xlink:label="label879" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeasesAbstract_en-US">Leases [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element879" xlink:to="label879" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LetterOfCreditMember" xlink:label="element880" />
        <label xlink:type="resource" xlink:label="label880" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LetterOfCreditMember_en-US">Letter of Credit [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element880" xlink:to="label880" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="element881" />
        <label xlink:type="resource" xlink:label="label881" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesFairValueDisclosure_en-US">Liabilities Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element881" xlink:to="label881" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="element882" />
        <label xlink:type="resource" xlink:label="label882" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesAndStockholdersEquityAbstract_en-US">LIABILITIES AND EQUITY</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element882" xlink:to="label882" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities" xlink:label="element883" />
        <label xlink:type="resource" xlink:label="label883" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_Liabilities_en-US">Total liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element883" xlink:to="label883" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Liabilities" xlink:label="element884" />
        <label xlink:type="resource" xlink:label="label884" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_Liabilities_en-US">Total liabilities</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="element885" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="element888" />
        <label xlink:type="resource" xlink:label="label888" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_LiabilitiesCurrent_en-US">Total current liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element888" xlink:to="label888" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="element889" />
        <label xlink:type="resource" xlink:label="label889" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesCurrent_en-US">Total current liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element889" xlink:to="label889" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilityForUncertainTaxPositionsNoncurrent" xlink:label="element890" />
        <label xlink:type="resource" xlink:label="label890" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilityForUncertainTaxPositionsNoncurrent_en-US">Liability For Uncertain Tax Positions Noncurrent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element890" xlink:to="label890" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilityForUncertainTaxPositionsNoncurrent" xlink:label="element891" />
        <label xlink:type="resource" xlink:label="label891" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LiabilityForUncertainTaxPositionsNoncurrent_en-US">Uncertain Tax Positions (Includes Interest and Penalties)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element891" xlink:to="label891" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="element892" />
        <label xlink:type="resource" xlink:label="label892" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LineOfCreditMember_en-US">Line Of Credit [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element892" xlink:to="label892" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="element893" />
        <label xlink:type="resource" xlink:label="label893" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LineOfCreditMember_en-US">Line of Credit, Current Facility [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element893" xlink:to="label893" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="element894" />
        <label xlink:type="resource" xlink:label="label894" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_LineOfCreditMember_en-US">New Credit facility [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element894" xlink:to="label894" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityCovenantCompliance" xlink:label="element895" />
        <label xlink:type="resource" xlink:label="label895" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LineOfCreditFacilityCovenantCompliance_en-US">Line of Credit Facility, Covenant Compliance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element895" xlink:to="label895" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage" xlink:label="element896" />
        <label xlink:type="resource" xlink:label="label896" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_en-US">Line of Credit Facility, Commitment Fee Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element896" xlink:to="label896" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityCovenantTerms" xlink:label="element897" />
        <label xlink:type="resource" xlink:label="label897" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LineOfCreditFacilityCovenantTerms_en-US">Line of Credit Facility, Covenant Terms</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element897" xlink:to="label897" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="element898" />
        <label xlink:type="resource" xlink:label="label898" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_en-US">Line of Credit Facility, Remaining Borrowing Capacity</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element898" xlink:to="label898" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="element899" />
        <label xlink:type="resource" xlink:label="label899" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_en-US">Unused capacity</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element899" xlink:to="label899" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet" xlink:label="element900" />
        <label xlink:type="resource" xlink:label="label900" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_en-US">Line of Credit Facility, Increase (Decrease), Net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element900" xlink:to="label900" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet" xlink:label="element901" />
        <label xlink:type="resource" xlink:label="label901" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet_en-US">Increase in credit facility</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element901" xlink:to="label901" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:label="element902" />
        <label xlink:type="resource" xlink:label="label902" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_en-US">Accounts Receivable and Allowance for Doubtful Accounts [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element902" xlink:to="label902" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongLivedAssetsHeldForSaleDescription" xlink:label="element903" />
        <label xlink:type="resource" xlink:label="label903" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongLivedAssetsHeldForSaleDescription_en-US">Long Lived Assets Held For Sale Description</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element903" xlink:to="label903" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="element904" />
        <label xlink:type="resource" xlink:label="label904" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_LongTermDebtAndCapitalLeaseObligations_en-US">Long Term Debt And Capital Lease Obligations</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element904" xlink:to="label904" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="element905" />
        <label xlink:type="resource" xlink:label="label905" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtAndCapitalLeaseObligations_en-US">Long-term Debt and Capital Lease Obligations</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element905" xlink:to="label905" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="element906" />
        <label xlink:type="resource" xlink:label="label906" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongTermDebtAndCapitalLeaseObligations_en-US">Total long-term debt</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element906" xlink:to="label906" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtByMaturityAbstract" xlink:label="element907" />
        <label xlink:type="resource" xlink:label="label907" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtByMaturityAbstract_en-US">Long Term Debt By Maturity Abstract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element907" xlink:to="label907" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="element908" />
        <label xlink:type="resource" xlink:label="label908" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtNoncurrent_en-US">Long-term debt</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element908" xlink:to="label908" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="element909" />
        <label xlink:type="resource" xlink:label="label909" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_en-US">Long Term Debt Maturities Repayments Of Principal In Year Four</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element909" xlink:to="label909" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="element910" />
        <label xlink:type="resource" xlink:label="label910" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_en-US">2023</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element910" xlink:to="label910" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="element911" />
        <label xlink:type="resource" xlink:label="label911" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_en-US">Long Term Debt Maturities Repayments Of Principal In Next Twelve Months</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element911" xlink:to="label911" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="element912" />
        <label xlink:type="resource" xlink:label="label912" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_en-US">2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element912" xlink:to="label912" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="element913" />
        <label xlink:type="resource" xlink:label="label913" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_en-US">Long Term Debt Maturities Repayments Of Principal In Year Three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element913" xlink:to="label913" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="element914" />
        <label xlink:type="resource" xlink:label="label914" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_en-US">2022</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element914" xlink:to="label914" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="element915" />
        <label xlink:type="resource" xlink:label="label915" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_en-US">Long Term Debt Maturities Repayments Of Principal In Year Two</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element915" xlink:to="label915" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="element916" />
        <label xlink:type="resource" xlink:label="label916" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_en-US">2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element916" xlink:to="label916" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="element917" />
        <label xlink:type="resource" xlink:label="label917" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_en-US">Long Term Debt Maturities Repayments Of Principal In Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element917" xlink:to="label917" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="element918" />
        <label xlink:type="resource" xlink:label="label918" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_en-US">2024</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element918" xlink:to="label918" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingencyAccrualAtCarryingValue" xlink:label="element919" />
        <label xlink:type="resource" xlink:label="label919" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LossContingencyAccrualAtCarryingValue_en-US">Unrelated Environmental Liability Accruals</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element919" xlink:to="label919" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="element920" />
        <label xlink:type="resource" xlink:label="label920" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LossContingenciesLineItems_en-US">Loss Contingencies [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element920" xlink:to="label920" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification" xlink:label="element967" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock" xlink:label="element968" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element969" xlink:to="label969" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="element970" />
        <label xlink:type="resource" xlink:label="label970" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NonoperatingIncomeExpense_en-US">Other expense, net</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="element971" />
        <label xlink:type="resource" xlink:label="label971" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_NonoperatingIncomeExpense_en-US">Other Income (Expense), Net</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:label="element972" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:label="element973" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" xlink:label="element974" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element974" xlink:to="label974" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" xlink:label="element975" />
        <label xlink:type="resource" xlink:label="label975" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_en-US">Acquisition of noncontrolling interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element975" xlink:to="label975" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation" xlink:label="element976" />
        <label xlink:type="resource" xlink:label="label976" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation_en-US">Noncontrolling Interest Decrease From Deconsolidation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element976" xlink:to="label976" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation" xlink:label="element977" />
        <label xlink:type="resource" xlink:label="label977" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation_en-US">Disposition of Noncontrolling Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element977" xlink:to="label977" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation" xlink:label="element978" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element978" xlink:to="label978" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestMember" xlink:label="element979" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element979" xlink:to="label979" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element980" xlink:to="label980" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element981" xlink:to="label981" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="element982" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element982" xlink:to="label982" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="element983" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element983" xlink:to="label983" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element984" xlink:to="label984" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element986" xlink:to="label986" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="element987" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element987" xlink:to="label987" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="element988" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="element990" />
        <label xlink:type="resource" xlink:label="label990" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeaseLiabilityCurrent_en-US">Short-term lease liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element990" xlink:to="label990" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="element993" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsMiscellaneousNoncurrent" xlink:label="element1036" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax" xlink:label="element1037" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax" xlink:label="element1038" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax" xlink:label="element1039" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax" xlink:label="element1040" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1041" xlink:to="label1041" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="element1042" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="element1043" />
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        <label xlink:type="resource" xlink:label="label1063" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_OtherLiabilitiesNoncurrent_en-US">Total</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract" xlink:label="element1064" />
        <label xlink:type="resource" xlink:label="label1064" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherNoncashInvestingAndFinancingItemsAbstract_en-US">Other Noncash Investing And Financing Items [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1064" xlink:to="label1064" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:label="element1065" />
        <label xlink:type="resource" xlink:label="label1065" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_en-US">Other Postretirement Benefit Plans Defined Benefit [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1065" xlink:to="label1065" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:label="element1066" />
        <label xlink:type="resource" xlink:label="label1066" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_en-US">Domestic Other Postretirement Benefits [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1066" xlink:to="label1066" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherRestrictedAssetsCurrent" xlink:label="element1067" />
        <label xlink:type="resource" xlink:label="label1067" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherRestrictedAssetsCurrent_en-US">OtherRestrictedAssetsCurrent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1067" xlink:to="label1067" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherRestrictedAssetsCurrent" xlink:label="element1068" />
        <label xlink:type="resource" xlink:label="label1068" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OtherRestrictedAssetsCurrent_en-US">Restricted cash included in other current assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1068" xlink:to="label1068" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesMember" xlink:label="element1069" />
        <label xlink:type="resource" xlink:label="label1069" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherLiabilitiesMember_en-US">Other Current and Other Non-current Liabilities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1069" xlink:to="label1069" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherIncomeMember" xlink:label="element1070" />
        <label xlink:type="resource" xlink:label="label1070" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherIncomeMember_en-US">Other Income [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1070" xlink:to="label1070" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest" xlink:label="element1071" />
        <label xlink:type="resource" xlink:label="label1071" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_en-US">Less: comprehensive income attributable to noncontrolling interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1071" xlink:to="label1071" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest" xlink:label="element1072" />
        <label xlink:type="resource" xlink:label="label1072" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_en-US">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1072" xlink:to="label1072" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest" xlink:label="element1073" />
        <label xlink:type="resource" xlink:label="label1073" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_en-US">Less: comprehensive income attributable to noncontrolling interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1073" xlink:to="label1073" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="element1074" />
        <label xlink:type="resource" xlink:label="label1074" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherAccruedLiabilitiesCurrent_en-US">Other Accrued Liabilities, Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1074" xlink:to="label1074" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="element1075" />
        <label xlink:type="resource" xlink:label="label1075" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OtherAccruedLiabilitiesCurrent_en-US">Other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1075" xlink:to="label1075" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParentAbstract" xlink:label="element1076" />
        <label xlink:type="resource" xlink:label="label1076" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParentAbstract_en-US">Defined Benefit Plans [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1076" xlink:to="label1076" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest" xlink:label="element1077" />
        <label xlink:type="resource" xlink:label="label1077" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest_en-US">Payments To Acquire Additional Interest In Subsidiaries</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1077" xlink:to="label1077" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest" xlink:label="element1078" />
        <label xlink:type="resource" xlink:label="label1078" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest_en-US">Purchase of noncontrolling interest in affiliates, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1078" xlink:to="label1078" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDebtExtinguishmentCosts" xlink:label="element1079" />
        <label xlink:type="resource" xlink:label="label1079" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsOfDebtExtinguishmentCosts_en-US">Cash paid to extinguish Houghton debt obligation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1079" xlink:to="label1079" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForLegalSettlements" xlink:label="element1080" />
        <label xlink:type="resource" xlink:label="label1080" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsForLegalSettlements_en-US">Insurance settlement realized</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1080" xlink:to="label1080" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForLegalSettlements" xlink:label="element1081" />
        <label xlink:type="resource" xlink:label="label1081" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PaymentsForLegalSettlements_en-US">Payments Made, Restricted Cash</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1081" xlink:to="label1081" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForLegalSettlements" xlink:label="element1082" />
        <label xlink:type="resource" xlink:label="label1082" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PaymentsForLegalSettlements_en-US">Insurance settlement realized</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1082" xlink:to="label1082" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="element1083" />
        <label xlink:type="resource" xlink:label="label1083" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsForRepurchaseOfCommonStock_en-US">Payments For Repurchase Of Common Stock</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1083" xlink:to="label1083" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="element1084" />
        <label xlink:type="resource" xlink:label="label1084" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PaymentsForRepurchaseOfCommonStock_en-US">Payments for repurchase of common stock</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1084" xlink:to="label1084" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="element1085" />
        <label xlink:type="resource" xlink:label="label1085" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsOfDividendsCommonStock_en-US">Dividends paid</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1085" xlink:to="label1085" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="element1086" />
        <label xlink:type="resource" xlink:label="label1086" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PaymentsOfDividendsCommonStock_en-US">Dividends paid</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1086" xlink:to="label1086" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="element1087" />
        <label xlink:type="resource" xlink:label="label1087" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_en-US">Payments related to acquisitions, net of cash acquired</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1087" xlink:to="label1087" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="element1088" />
        <label xlink:type="resource" xlink:label="label1088" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_en-US">Payments related to acquisitions, net of cash acquired</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1088" xlink:to="label1088" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsMinorityInterest" xlink:label="element1089" />
        <label xlink:type="resource" xlink:label="label1089" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsOfDividendsMinorityInterest_en-US">Distributions to noncontrolling shareholders</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1089" xlink:to="label1089" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsMinorityInterest" xlink:label="element1090" />
        <label xlink:type="resource" xlink:label="label1090" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_PaymentsOfDividendsMinorityInterest_en-US">Distributions to noncontrolling affiliate shareholders</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1090" xlink:to="label1090" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="element1091" />
        <label xlink:type="resource" xlink:label="label1091" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsForRestructuring_en-US">Cash Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1091" xlink:to="label1091" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="element1092" />
        <label xlink:type="resource" xlink:label="label1092" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PaymentsForRestructuring_en-US">Cash Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1092" xlink:to="label1092" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="element1093" />
        <label xlink:type="resource" xlink:label="label1093" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PaymentsForRestructuring_en-US">Restructuring, Cash Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1093" xlink:to="label1093" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="element1094" />
        <label xlink:type="resource" xlink:label="label1094" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsOfDebtIssuanceCosts_en-US">Financing-related debt issuance costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1094" xlink:to="label1094" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="element1095" />
        <label xlink:type="resource" xlink:label="label1095" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PaymentsOfDebtIssuanceCosts_en-US">Financing-related debt issuance costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1095" xlink:to="label1095" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="element1096" />
        <label xlink:type="resource" xlink:label="label1096" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PaymentsOfDebtIssuanceCosts_en-US">Financing-related debt issuance costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1096" xlink:to="label1096" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="element1097" />
        <label xlink:type="resource" xlink:label="label1097" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsToAcquireBusinessesGross_en-US">Payments To Acquire Businesses Gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1097" xlink:to="label1097" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="element1098" />
        <label xlink:type="resource" xlink:label="label1098" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_PaymentsToAcquireBusinessesGross_en-US">Gross Cash Paid for Acquisition</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitContributions" xlink:label="element1114" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitContributions" xlink:label="element1115" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitExpense" xlink:label="element1116" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1116" xlink:to="label1116" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitExpense" xlink:label="element1117" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1117" xlink:to="label1117" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1119" xlink:to="label1119" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1215" xlink:to="label1215" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:label="element1217" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:label="element1218" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1218" xlink:to="label1218" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="element1219" />
        <label xlink:type="resource" xlink:label="label1219" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_en-US">Revenue From Contract With Customer Excluding Assessed Tax</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubleaseIncome" xlink:label="element1222" />
        <label xlink:type="resource" xlink:label="label1222" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SubleaseIncome_en-US">Sublease Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1222" xlink:to="label1222" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:label="element1223" />
        <label xlink:type="resource" xlink:label="label1223" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_en-US">Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Exercise Price Beginning Balance1</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1223" xlink:to="label1223" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:label="element1224" />
        <label xlink:type="resource" xlink:label="label1224" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_en-US">Weighted Average Exercise Price, Outstanding Options, Exercise Price Range</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1224" xlink:to="label1224" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1" xlink:label="element1225" />
        <label xlink:type="resource" xlink:label="label1225" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_en-US">Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Exercise Price1</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1225" xlink:to="label1225" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1" xlink:label="element1226" />
        <label xlink:type="resource" xlink:label="label1226" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_en-US">Weighted Average Exercise Price, Exercisable Options, Exercise Price Range</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1226" xlink:to="label1226" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="element1227" />
        <label xlink:type="resource" xlink:label="label1227" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_en-US">Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1227" xlink:to="label1227" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="element1228" />
        <label xlink:type="resource" xlink:label="label1228" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_en-US">Weighted Average Remaining Contractual Term, Exercisable</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1228" xlink:to="label1228" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="element1229" />
        <label xlink:type="resource" xlink:label="label1229" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1229" xlink:to="label1229" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="element1230" />
        <label xlink:type="resource" xlink:label="label1230" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_en-US">Options, Maximum Exercisable Life</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1230" xlink:to="label1230" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="element1231" />
        <label xlink:type="resource" xlink:label="label1231" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_en-US">Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1231" xlink:to="label1231" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="element1232" />
        <label xlink:type="resource" xlink:label="label1232" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_en-US">Expected Term (Years)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1232" xlink:to="label1232" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:label="element1233" />
        <label xlink:type="resource" xlink:label="label1233" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_en-US">US Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1233" xlink:to="label1233" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:label="element1234" />
        <label xlink:type="resource" xlink:label="label1234" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_en-US">Weighted Average Remaining Contractual Term, Expected to Vest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1234" xlink:to="label1234" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:label="element1235" />
        <label xlink:type="resource" xlink:label="label1235" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_en-US">Sharebased Compensation Arrangement By Sharebased Payment Award Purchase Price Of Common Stock Percent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1235" xlink:to="label1235" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent" xlink:label="element1236" />
        <label xlink:type="resource" xlink:label="label1236" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_en-US">ESPP: Purchase Price Percentage</label>
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        <label xlink:type="resource" xlink:label="label1237" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_en-US">Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Remaining Contractual Term2</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1237" xlink:to="label1237" />
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        <label xlink:type="resource" xlink:label="label1238" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_en-US">Weighted Average Contractual Life, Outstanding Options, Exercise Price Range</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1238" xlink:to="label1238" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="element1239" />
        <label xlink:type="resource" xlink:label="label1239" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1239" xlink:to="label1239" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="element1240" />
        <label xlink:type="resource" xlink:label="label1240" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_en-US">Exercisable Options, Intrinsic Value</label>
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1247" xlink:to="label1247" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1250" xlink:to="label1250" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1251" xlink:to="label1251" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="element1252" />
        <label xlink:type="resource" xlink:label="label1252" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_en-US">Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1252" xlink:to="label1252" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:label="element1253" />
        <label xlink:type="resource" xlink:label="label1253" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_en-US">Schedule of Maturities of Long-term Debt [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1253" xlink:to="label1253" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:label="element1254" />
        <label xlink:type="resource" xlink:label="label1254" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock_en-US">Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1254" xlink:to="label1254" />
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        <label xlink:type="resource" xlink:label="label1255" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_en-US">Schedule of Quarterly Financial Information [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1255" xlink:to="label1255" />
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        <label xlink:type="resource" xlink:label="label1256" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock_en-US">Schedule of Other Nonoperating Income (Expense) [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1256" xlink:to="label1256" />
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        <label xlink:type="resource" xlink:label="label1257" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_en-US">Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1257" xlink:to="label1257" />
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        <label xlink:type="resource" xlink:label="label1258" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_en-US">Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1258" xlink:to="label1258" />
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        <label xlink:type="resource" xlink:label="label1259" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_en-US">Schedule of Finite-Lived Intangible Assets [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1259" xlink:to="label1259" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="element1260" />
        <label xlink:type="resource" xlink:label="label1260" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_en-US">Schedule of Finite-Lived Intangible Assets [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1260" xlink:to="label1260" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfProductInformationTable" xlink:label="element1261" />
        <label xlink:type="resource" xlink:label="label1261" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfProductInformationTable_en-US">Schedule of Product Information [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1261" xlink:to="label1261" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:label="element1262" />
        <label xlink:type="resource" xlink:label="label1262" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_en-US">Schedule of Net Benefit Costs [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1262" xlink:to="label1262" />
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        <label xlink:type="resource" xlink:label="label1263" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock_en-US">Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1263" xlink:to="label1263" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfOtherAssetsAndOtherLiabilitiesTableTextBlock" xlink:label="element1264" />
        <label xlink:type="resource" xlink:label="label1264" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfOtherAssetsAndOtherLiabilitiesTableTextBlock_en-US">Schedule of Other Assets and Other Liabilities [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1264" xlink:to="label1264" />
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        <label xlink:type="resource" xlink:label="label1267" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock_en-US">Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1267" xlink:to="label1267" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1270" xlink:to="label1270" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="element1312" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="element1314" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1314" xlink:to="label1314" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="element1315" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareRepurchaseProgramDomain" xlink:label="element1316" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="element1317" />
        <label xlink:type="resource" xlink:label="label1317" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_en-US">Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1317" xlink:to="label1317" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="element1318" />
        <label xlink:type="resource" xlink:label="label1318" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_en-US">Options Granted</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1318" xlink:to="label1318" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="element1319" />
        <label xlink:type="resource" xlink:label="label1319" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1319" xlink:to="label1319" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="element1320" />
        <label xlink:type="resource" xlink:label="label1320" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_en-US">Options Expired</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1320" xlink:to="label1320" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationAbstract" xlink:label="element1321" />
        <label xlink:type="resource" xlink:label="label1321" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationAbstract_en-US">Share-based Compensation [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1321" xlink:to="label1321" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate" xlink:label="element1322" />
        <label xlink:type="resource" xlink:label="label1322" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_en-US">ESPP: Discount from Market Price</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate" xlink:label="element1323" />
        <label xlink:type="resource" xlink:label="label1323" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate_en-US">Share Based Compensation Arrangement By Share Based Payment Award Discount From Market Price Purchase Date</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1323" xlink:to="label1323" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="element1324" />
        <label xlink:type="resource" xlink:label="label1324" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensation_en-US">Share-based compensation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1324" xlink:to="label1324" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="element1325" />
        <label xlink:type="resource" xlink:label="label1325" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1325" xlink:to="label1325" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="element1326" />
        <label xlink:type="resource" xlink:label="label1326" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_en-US">Options Granted</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1326" xlink:to="label1326" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="element1327" />
        <label xlink:type="resource" xlink:label="label1327" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1327" xlink:to="label1327" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="element1328" />
        <label xlink:type="resource" xlink:label="label1328" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_en-US">Equity Award Vesting Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1328" xlink:to="label1328" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="element1329" />
        <label xlink:type="resource" xlink:label="label1329" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1329" xlink:to="label1329" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="element1330" />
        <label xlink:type="resource" xlink:label="label1330" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1330" xlink:to="label1330" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="element1331" />
        <label xlink:type="resource" xlink:label="label1331" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_en-US">Weighted Average Grant Date Fair Value, Nonvested Stock Awards Forfeited</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1331" xlink:to="label1331" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="element1332" />
        <label xlink:type="resource" xlink:label="label1332" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_en-US">Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1332" xlink:to="label1332" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="element1333" />
        <label xlink:type="resource" xlink:label="label1333" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_en-US">Options Forfeited</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1333" xlink:to="label1333" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePriceAbstract" xlink:label="element1334" />
        <label xlink:type="resource" xlink:label="label1334" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePriceAbstract_en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1334" xlink:to="label1334" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePriceAbstract" xlink:label="element1335" />
        <label xlink:type="resource" xlink:label="label1335" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePriceAbstract_en-US">Weighted Average Exercise Price [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1335" xlink:to="label1335" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="element1336" />
        <label xlink:type="resource" xlink:label="label1336" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1336" xlink:to="label1336" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="element1337" />
        <label xlink:type="resource" xlink:label="label1337" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_en-US">Nonvested Stock Awards Granted</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1337" xlink:to="label1337" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="element1338" />
        <label xlink:type="resource" xlink:label="label1338" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_en-US">Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1338" xlink:to="label1338" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="element1339" />
        <label xlink:type="resource" xlink:label="label1339" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_en-US">Dividend Yield</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="element1340" />
        <label xlink:type="resource" xlink:label="label1340" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1340" xlink:to="label1340" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="element1341" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="element1342" />
        <label xlink:type="resource" xlink:label="label1342" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="element1343" />
        <label xlink:type="resource" xlink:label="label1343" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_en-US">Nonvested Stock Awards Vested</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="element1344" />
        <label xlink:type="resource" xlink:label="label1344" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested [Roll Forward]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1344" xlink:to="label1344" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="element1345" />
        <label xlink:type="resource" xlink:label="label1345" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="element1346" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="element1347" />
        <label xlink:type="resource" xlink:label="label1347" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_en-US">Ending Balance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1347" xlink:to="label1347" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="element1348" />
        <label xlink:type="resource" xlink:label="label1348" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1348" xlink:to="label1348" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="element1349" />
        <label xlink:type="resource" xlink:label="label1349" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_en-US">Weighted Average Grant Date Fair Value, Nonvested Stock Awards, End of Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1349" xlink:to="label1349" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="element1350" />
        <label xlink:type="resource" xlink:label="label1350" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xml:lang="en-US" id="periodStart_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_en-US">Weighted Average Grant Date Fair Value, Nonvested Stock Awards, Beginning of Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1350" xlink:to="label1350" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="element1351" />
        <label xlink:type="resource" xlink:label="label1351" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1351" xlink:to="label1351" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="element1352" />
        <label xlink:type="resource" xlink:label="label1352" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_en-US">Weighted Average Grant Date Fair Value, Nonvested Stock Awards Granted</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1352" xlink:to="label1352" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="element1353" />
        <label xlink:type="resource" xlink:label="label1353" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_en-US">Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1353" xlink:to="label1353" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="element1354" />
        <label xlink:type="resource" xlink:label="label1354" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_en-US">Expected Volatility</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1354" xlink:to="label1354" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="element1355" />
        <label xlink:type="resource" xlink:label="label1355" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_en-US">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1355" xlink:to="label1355" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="element1356" />
        <label xlink:type="resource" xlink:label="label1356" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_en-US">Weighted Average Grant Date Fair Value, Nonvested Stock Awards Vested</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1356" xlink:to="label1356" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="element1357" />
        <label xlink:type="resource" xlink:label="label1357" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_en-US">Share Based Compensation Arrangement By Share Based PaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1357" xlink:to="label1357" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="element1358" />
        <label xlink:type="resource" xlink:label="label1358" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_en-US">Exercised Options, Intrinsic Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1358" xlink:to="label1358" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="element1359" />
        <label xlink:type="resource" xlink:label="label1359" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1359" xlink:to="label1359" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="element1360" />
        <label xlink:type="resource" xlink:label="label1360" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_en-US">Options Exerciseable</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1360" xlink:to="label1360" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="element1361" />
        <label xlink:type="resource" xlink:label="label1361" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1361" xlink:to="label1361" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="element1362" />
        <label xlink:type="resource" xlink:label="label1362" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_en-US">Options Exerciseable</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1362" xlink:to="label1362" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:label="element1363" />
        <label xlink:type="resource" xlink:label="label1363" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1363" xlink:to="label1363" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:label="element1364" />
        <label xlink:type="resource" xlink:label="label1364" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_en-US">Options Expired</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1364" xlink:to="label1364" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="element1365" />
        <label xlink:type="resource" xlink:label="label1365" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_en-US">Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1365" xlink:to="label1365" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="element1366" />
        <label xlink:type="resource" xlink:label="label1366" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_en-US">Risk-free Interest Rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1366" xlink:to="label1366" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="element1367" />
        <label xlink:type="resource" xlink:label="label1367" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Roll [Forward]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1367" xlink:to="label1367" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="element1368" />
        <label xlink:type="resource" xlink:label="label1368" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1368" xlink:to="label1368" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="element1369" />
        <label xlink:type="resource" xlink:label="label1369" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_en-US">Options Forfeited</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1369" xlink:to="label1369" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:label="element1370" />
        <label xlink:type="resource" xlink:label="label1370" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Additional Disclosures [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1370" xlink:to="label1370" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="element1371" />
        <label xlink:type="resource" xlink:label="label1371" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1371" xlink:to="label1371" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="element1372" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="element1377" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="element1378" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="element1379" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="element1380" />
        <label xlink:type="resource" xlink:label="label1380" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_en-US">Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1380" xlink:to="label1380" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="element1381" />
        <label xlink:type="resource" xlink:label="label1381" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_en-US">Outstanding Options, Intrinsic Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1381" xlink:to="label1381" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:label="element1382" />
        <label xlink:type="resource" xlink:label="label1382" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1382" xlink:to="label1382" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:label="element1383" />
        <label xlink:type="resource" xlink:label="label1383" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_en-US">Options Expected to Vest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1383" xlink:to="label1383" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:label="element1384" />
        <label xlink:type="resource" xlink:label="label1384" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1384" xlink:to="label1384" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber" xlink:label="element1385" />
        <label xlink:type="resource" xlink:label="label1385" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_en-US">Options Expected to Vest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1385" xlink:to="label1385" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="element1386" />
        <label xlink:type="resource" xlink:label="label1386" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_en-US">Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1386" xlink:to="label1386" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:label="element1387" />
        <label xlink:type="resource" xlink:label="label1387" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_en-US">Share Based Compensation Shares Authorized Under Stock Option Plans By Exercise Price Range [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1387" xlink:to="label1387" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:label="element1388" />
        <label xlink:type="resource" xlink:label="label1388" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_en-US">Exercise Price Range [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1388" xlink:to="label1388" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:label="element1389" />
        <label xlink:type="resource" xlink:label="label1389" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_en-US">ShareBasedCompensationShares Authorized Under Stock Option Plans Exercise Price Range Lower Range Limit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1389" xlink:to="label1389" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:label="element1390" />
        <label xlink:type="resource" xlink:label="label1390" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_en-US">Exercise Price Range, Lower Range Limit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1390" xlink:to="label1390" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:label="element1391" />
        <label xlink:type="resource" xlink:label="label1391" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_en-US">Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Upper Range Limit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1391" xlink:to="label1391" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:label="element1392" />
        <label xlink:type="resource" xlink:label="label1392" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_en-US">Exercise Price Range, Upper Range Limit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1392" xlink:to="label1392" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuance" xlink:label="element1393" />
        <label xlink:type="resource" xlink:label="label1393" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuance_en-US">Share Based Goods And Nonemployee Services Transaction Shares Approved For Issuance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1393" xlink:to="label1393" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuance" xlink:label="element1394" />
        <label xlink:type="resource" xlink:label="label1394" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuance_en-US">Director Stock Ownership Plan Maximum Number of Shares Authorized Under Plan</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1394" xlink:to="label1394" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:label="element1395" />
        <label xlink:type="resource" xlink:label="label1395" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_en-US">Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1395" xlink:to="label1395" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:label="element1396" />
        <label xlink:type="resource" xlink:label="label1396" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_en-US">Number of Outstanding Options, Exercise Price Range</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1396" xlink:to="label1396" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:label="element1397" />
        <label xlink:type="resource" xlink:label="label1397" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_en-US">Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1397" xlink:to="label1397" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions" xlink:label="element1398" />
        <label xlink:type="resource" xlink:label="label1398" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_en-US">Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Exercisable Options</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1398" xlink:to="label1398" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions" xlink:label="element1399" />
        <label xlink:type="resource" xlink:label="label1399" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_en-US">Number of Exercisable Options, Exercise Price Range</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1399" xlink:to="label1399" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:label="element1400" />
        <label xlink:type="resource" xlink:label="label1400" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_en-US">Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1400" xlink:to="label1400" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharesIssued" xlink:label="element1401" />
        <label xlink:type="resource" xlink:label="label1401" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SharesIssued_en-US">Shares Issued</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1401" xlink:to="label1401" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermLeaseCost" xlink:label="element1402" />
        <label xlink:type="resource" xlink:label="label1402" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShortTermLeaseCost_en-US">Short Term Lease Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1402" xlink:to="label1402" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermDebtTypeDomain" xlink:label="element1403" />
        <label xlink:type="resource" xlink:label="label1403" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShortTermDebtTypeDomain_en-US">Short-term Debt, Type [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1403" xlink:to="label1403" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermDebtTypeAxis" xlink:label="element1404" />
        <label xlink:type="resource" xlink:label="label1404" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ShortTermDebtTypeAxis_en-US">Short-term Debt, Type [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1404" xlink:to="label1404" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="element1405" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1417" xlink:to="label1417" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan" xlink:label="element1419" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1419" xlink:to="label1419" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan" xlink:label="element1420" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1420" xlink:to="label1420" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesOther" xlink:label="element1421" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1421" xlink:to="label1421" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesOther" xlink:label="element1422" />
        <label xlink:type="resource" xlink:label="label1422" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_StockIssuedDuringPeriodSharesOther_en-US">Shares issued for Options exercise and Other activity</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1422" xlink:to="label1422" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="element1423" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1423" xlink:to="label1423" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="element1424" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1424" xlink:to="label1424" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:label="element1425" />
        <label xlink:type="resource" xlink:label="label1425" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_en-US">Stock Issued During Period Shares Share Based Compensation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1425" xlink:to="label1425" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:label="element1426" />
        <label xlink:type="resource" xlink:label="label1426" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_en-US">Shares issued for equity based comp plans</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1426" xlink:to="label1426" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1" xlink:label="element1427" />
        <label xlink:type="resource" xlink:label="label1427" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_StockRepurchaseProgramAuthorizedAmount1_en-US">Stock Repurchase Program Authorized Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1427" xlink:to="label1427" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockCompensationPlanMember" xlink:label="element1428" />
        <label xlink:type="resource" xlink:label="label1428" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_StockCompensationPlanMember_en-US">GAIP Plan [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1428" xlink:to="label1428" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockGrantedDuringPeriodValueSharebasedCompensationGross" xlink:label="element1429" />
        <label xlink:type="resource" xlink:label="label1429" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_StockGrantedDuringPeriodValueSharebasedCompensationGross_en-US">Share based compensation plans</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1429" xlink:to="label1429" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="element1430" />
        <label xlink:type="resource" xlink:label="label1430" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_en-US">Shares issued upon exercise of stock options and other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1430" xlink:to="label1430" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:label="element1431" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1431" xlink:to="label1431" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1432" xlink:to="label1432" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="element1433" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1433" xlink:to="label1433" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan" xlink:label="element1434" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1434" xlink:to="label1434" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1435" xlink:to="label1435" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeLossFromContinuingOperationsBeforeMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="element1596" />
        <label xlink:type="resource" xlink:label="label1596" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_IncomeLossFromContinuingOperationsBeforeMinorityInterestAndIncomeLossFromEquityMethodInvestments_en-US">Income Loss From Continuing Operations Before Noncontrolling Interests and Income Loss From Equity Method Investments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1596" xlink:to="label1596" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncreaseDecreaseInDeferredCompensationAndOtherNet" xlink:label="element1597" />
        <label xlink:type="resource" xlink:label="label1597" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_IncreaseDecreaseInDeferredCompensationAndOtherNet_en-US">Deferred compensation and other, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1597" xlink:to="label1597" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncreaseDecreaseInDeferredCompensationAndOtherNet" xlink:label="element1598" />
        <label xlink:type="resource" xlink:label="label1598" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_IncreaseDecreaseInDeferredCompensationAndOtherNet_en-US">Increase Decrease In Deferred Compensation And Other Net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1598" xlink:to="label1598" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncreaseDecreaseInDeferredCompensationAndOtherNet" xlink:label="element1599" />
        <label xlink:type="resource" xlink:label="label1599" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_IncreaseDecreaseInDeferredCompensationAndOtherNet_en-US">The increase (decrease) during the reporting period in the obligation created by employee agreements whereby earned compensation will be paid in the future and other certain items.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1599" xlink:to="label1599" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CeoTransitionCosts" xlink:label="element1600" />
        <label xlink:type="resource" xlink:label="label1600" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CeoTransitionCosts_en-US">CEO transition costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1600" xlink:to="label1600" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CeoTransitionCosts" xlink:label="element1601" />
        <label xlink:type="resource" xlink:label="label1601" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CeoTransitionCosts_en-US">Expense recognized for the Company's former CEO's supplemental retirement plan, which relates to the former CEO's retirement.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1601" xlink:to="label1601" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CeoTransitionCosts" xlink:label="element1602" />
        <label xlink:type="resource" xlink:label="label1602" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_kwr_CeoTransitionCosts_en-US">CEO transition charges</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1602" xlink:to="label1602" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UncertainTaxPositions" xlink:label="element1603" />
        <label xlink:type="resource" xlink:label="label1603" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_UncertainTaxPositions_en-US">Uncertain Tax Positions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1603" xlink:to="label1603" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UncertainTaxPositions" xlink:label="element1604" />
        <label xlink:type="resource" xlink:label="label1604" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_UncertainTaxPositions_en-US">Non-cash adjustment for the non-deferred portion of the change in liability for uncertain tax positions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1604" xlink:to="label1604" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UncertainTaxPositions" xlink:label="element1605" />
        <label xlink:type="resource" xlink:label="label1605" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_UncertainTaxPositions_en-US">Uncertain tax positions (non-deferred portion)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1605" xlink:to="label1605" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherAccruedLiabilitiesDisclosureTextBlock" xlink:label="element1606" />
        <label xlink:type="resource" xlink:label="label1606" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OtherAccruedLiabilitiesDisclosureTextBlock_en-US">Other Accrued Liabilities Disclosure [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1606" xlink:to="label1606" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherAccruedLiabilitiesDisclosureTextBlock" xlink:label="element1607" />
        <label xlink:type="resource" xlink:label="label1607" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_OtherAccruedLiabilitiesDisclosureTextBlock_en-US">The entire disclosure for accrued expenses and other liabilities that are classified as current at the end of the reporting period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1607" xlink:to="label1607" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ConsolidatedStatementOfChangesInEquityParentheticalsAbstract" xlink:label="element1608" />
        <label xlink:type="resource" xlink:label="label1608" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ConsolidatedStatementOfChangesInEquityParentheticalsAbstract_en-US">Consolidated Statement Of Changes In Equity Parentheticals [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1608" xlink:to="label1608" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Netreportingamount" xlink:label="element1609" />
        <label xlink:type="resource" xlink:label="label1609" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Netreportingamount_en-US">Amount recognized as revenue under net reporting arrangements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1609" xlink:to="label1609" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Netreportingamount" xlink:label="element1610" />
        <label xlink:type="resource" xlink:label="label1610" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_Netreportingamount_en-US">Revenue Recognized Under Net Reporting Arrangements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1610" xlink:to="label1610" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Netreportingamount" xlink:label="element1611" />
        <label xlink:type="resource" xlink:label="label1611" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Netreportingamount_en-US">Net Reporting Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1611" xlink:to="label1611" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeTaxExaminationMinimumLikelihoodOfTaxBenefitsBeingRealizedUponUltimateSettlement" xlink:label="element1612" />
        <label xlink:type="resource" xlink:label="label1612" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_IncomeTaxExaminationMinimumLikelihoodOfTaxBenefitsBeingRealizedUponUltimateSettlement_en-US">Income Tax Examination Minimum Likelihood of Tax Benefits Being Realized Upon Ultimate Settlement</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1612" xlink:to="label1612" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeTaxExaminationMinimumLikelihoodOfTaxBenefitsBeingRealizedUponUltimateSettlement" xlink:label="element1613" />
        <label xlink:type="resource" xlink:label="label1613" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_IncomeTaxExaminationMinimumLikelihoodOfTaxBenefitsBeingRealizedUponUltimateSettlement_en-US">Measurement of Tax Benefit, Minimum Likelihood of the Largest Amount Being Realized Upon Ultimate Settlement</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1613" xlink:to="label1613" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeTaxExaminationMinimumLikelihoodOfTaxBenefitsBeingRealizedUponUltimateSettlement" xlink:label="element1614" />
        <label xlink:type="resource" xlink:label="label1614" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_IncomeTaxExaminationMinimumLikelihoodOfTaxBenefitsBeingRealizedUponUltimateSettlement_en-US">Income Tax Examination Minimum Likelihood Of Tax Benefits Being Realized Upon Ultimate Settlement</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1614" xlink:to="label1614" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Sharebasedcompensationarrangementbysharebasedpaymentawardforfeitureratepercent" xlink:label="element1615" />
        <label xlink:type="resource" xlink:label="label1615" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Sharebasedcompensationarrangementbysharebasedpaymentawardforfeitureratepercent_en-US">The forfeiture rate applied to the amount of equity based compensation cost recognized during the period for nonvested stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1615" xlink:to="label1615" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Sharebasedcompensationarrangementbysharebasedpaymentawardforfeitureratepercent" xlink:label="element1616" />
        <label xlink:type="resource" xlink:label="label1616" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_Sharebasedcompensationarrangementbysharebasedpaymentawardforfeitureratepercent_en-US">Forfeiture rate, Nonvested Stock Awards</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1616" xlink:to="label1616" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Sharebasedcompensationarrangementbysharebasedpaymentawardforfeitureratepercent" xlink:label="element1617" />
        <label xlink:type="resource" xlink:label="label1617" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Sharebasedcompensationarrangementbysharebasedpaymentawardforfeitureratepercent_en-US">ShareBasedCompensationArrangementBySharebasedPaymentAwardForfeitureRatePercent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1617" xlink:to="label1617" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Accruedfreightcostscurrent" xlink:label="element1618" />
        <label xlink:type="resource" xlink:label="label1618" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_Accruedfreightcostscurrent_en-US">Freight</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1618" xlink:to="label1618" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Accruedfreightcostscurrent" xlink:label="element1619" />
        <label xlink:type="resource" xlink:label="label1619" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Accruedfreightcostscurrent_en-US">Carrying value as of the balance sheet date of obligations related to the cost of freight-in, whether based on weight, negotiated freight rates and method of transportation (that is, rail, barge, truck, and so forth).</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1619" xlink:to="label1619" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Accruedfreightcostscurrent" xlink:label="element1620" />
        <label xlink:type="resource" xlink:label="label1620" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Accruedfreightcostscurrent_en-US">AccruedFreightCostsCurrent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1620" xlink:to="label1620" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Uncertaintaxpositionassetsnoncurrent" xlink:label="element1621" />
        <label xlink:type="resource" xlink:label="label1621" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_Uncertaintaxpositionassetsnoncurrent_en-US">Uncertain Tax Positions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1621" xlink:to="label1621" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Uncertaintaxpositionassetsnoncurrent" xlink:label="element1622" />
        <label xlink:type="resource" xlink:label="label1622" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Uncertaintaxpositionassetsnoncurrent_en-US">Represents noncuurent offsetting benefits related to uncertain tax position liabilities recorded as of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1622" xlink:to="label1622" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Uncertaintaxpositionassetsnoncurrent" xlink:label="element1623" />
        <label xlink:type="resource" xlink:label="label1623" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Uncertaintaxpositionassetsnoncurrent_en-US">UncertainTaxPositionAssetsNonCurrent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1623" xlink:to="label1623" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Undistributedearningsallocatedtoparticipatingsecuritiesdiluted" xlink:label="element1624" />
        <label xlink:type="resource" xlink:label="label1624" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_Undistributedearningsallocatedtoparticipatingsecuritiesdiluted_en-US">Less: income allocated to participating securities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1624" xlink:to="label1624" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Undistributedearningsallocatedtoparticipatingsecuritiesdiluted" xlink:label="element1625" />
        <label xlink:type="resource" xlink:label="label1625" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Undistributedearningsallocatedtoparticipatingsecuritiesdiluted_en-US">Earnings allocated (not distributed) to participating securities under the two-class method to the extent that participating securities may share in earnings as if all of the earnings for the period had been distributed, on a diluted basis.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1625" xlink:to="label1625" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Undistributedearningsallocatedtoparticipatingsecuritiesdiluted" xlink:label="element1626" />
        <label xlink:type="resource" xlink:label="label1626" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Undistributedearningsallocatedtoparticipatingsecuritiesdiluted_en-US">UndistributedEarningsAllocatedToParticipatingSecuritiesDiluted</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1626" xlink:to="label1626" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossContingencyRangeOfOperationWellP2" xlink:label="element1627" />
        <label xlink:type="resource" xlink:label="label1627" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_LossContingencyRangeOfOperationWellP2_en-US">P-2 well operation range estimate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1627" xlink:to="label1627" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossContingencyRangeOfOperationWellP2" xlink:label="element1628" />
        <label xlink:type="resource" xlink:label="label1628" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LossContingencyRangeOfOperationWellP2_en-US">The estimated range of time that Well P-2 will operate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1628" xlink:to="label1628" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossContingencyRangeOfOperationWellP2" xlink:label="element1629" />
        <label xlink:type="resource" xlink:label="label1629" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LossContingencyRangeOfOperationWellP2_en-US">Loss Contingency Range Of Operation Well P 2</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1629" xlink:to="label1629" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossContingencyRangeOfOperationWellP3" xlink:label="element1630" />
        <label xlink:type="resource" xlink:label="label1630" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_LossContingencyRangeOfOperationWellP3_en-US">P-3 well operation range estimate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1630" xlink:to="label1630" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossContingencyRangeOfOperationWellP3" xlink:label="element1631" />
        <label xlink:type="resource" xlink:label="label1631" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LossContingencyRangeOfOperationWellP3_en-US">The estimated range of time that Well P-3 will operate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1631" xlink:to="label1631" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossContingencyRangeOfOperationWellP3" xlink:label="element1632" />
        <label xlink:type="resource" xlink:label="label1632" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LossContingencyRangeOfOperationWellP3_en-US">Loss Contingency Range Of Operation Well P 3</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1632" xlink:to="label1632" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OneJurisdictionExposurePercentage" xlink:label="element1633" />
        <label xlink:type="resource" xlink:label="label1633" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OneJurisdictionExposurePercentage_en-US">One Jurisdiction Exposure Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1633" xlink:to="label1633" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OneJurisdictionExposurePercentage" xlink:label="element1634" />
        <label xlink:type="resource" xlink:label="label1634" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_OneJurisdictionExposurePercentage_en-US">The percentage of exposure represented by one jurisdiction relating to possible contingency related to unasserted claims.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1634" xlink:to="label1634" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OneJurisdictionExposurePercentage" xlink:label="element1635" />
        <label xlink:type="resource" xlink:label="label1635" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_OneJurisdictionExposurePercentage_en-US">Percentage of potential exposure represented by one jurisdiction</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1635" xlink:to="label1635" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AcpMember" xlink:label="element1636" />
        <label xlink:type="resource" xlink:label="label1636" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AcpMember_en-US">Acp [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1636" xlink:to="label1636" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AcpMember" xlink:label="element1637" />
        <label xlink:type="resource" xlink:label="label1637" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AcpMember_en-US">AC Products, Inc. Subsidiary involved in groundwater contamination litigation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1637" xlink:to="label1637" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AcpMember" xlink:label="element1638" />
        <label xlink:type="resource" xlink:label="label1638" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AcpMember_en-US">ACP [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1638" xlink:to="label1638" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SbDeckingMember" xlink:label="element1639" />
        <label xlink:type="resource" xlink:label="label1639" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_SbDeckingMember_en-US">Sb Decking [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1639" xlink:to="label1639" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SbDeckingMember" xlink:label="element1640" />
        <label xlink:type="resource" xlink:label="label1640" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_SbDeckingMember_en-US">Inactive Subsidiary involved in asbestos litigation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1640" xlink:to="label1640" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SbDeckingMember" xlink:label="element1641" />
        <label xlink:type="resource" xlink:label="label1641" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_SbDeckingMember_en-US">SB Decking [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1641" xlink:to="label1641" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatTotalMember" xlink:label="element1642" />
        <label xlink:type="resource" xlink:label="label1642" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_VatTotalMember_en-US">Vat Total [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1642" xlink:to="label1642" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatTotalMember" xlink:label="element1643" />
        <label xlink:type="resource" xlink:label="label1643" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_VatTotalMember_en-US">Total charge taken for VAT related matters.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1643" xlink:to="label1643" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatTotalMember" xlink:label="element1644" />
        <label xlink:type="resource" xlink:label="label1644" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_VatTotalMember_en-US">VAT, Total [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1644" xlink:to="label1644" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatSettlementOneMember" xlink:label="element1645" />
        <label xlink:type="resource" xlink:label="label1645" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_VatSettlementOneMember_en-US">Vat Settlement One [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1645" xlink:to="label1645" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatSettlementOneMember" xlink:label="element1646" />
        <label xlink:type="resource" xlink:label="label1646" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_VatSettlementOneMember_en-US">Charge taken for settlement with two jurisdictions related to VAT disputes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1646" xlink:to="label1646" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatSettlementOneMember" xlink:label="element1647" />
        <label xlink:type="resource" xlink:label="label1647" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_VatSettlementOneMember_en-US">VAT Settlement One [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1647" xlink:to="label1647" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatSettlementTwoMember" xlink:label="element1648" />
        <label xlink:type="resource" xlink:label="label1648" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_VatSettlementTwoMember_en-US">Vat Settlement Two [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1648" xlink:to="label1648" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatSettlementTwoMember" xlink:label="element1649" />
        <label xlink:type="resource" xlink:label="label1649" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_VatSettlementTwoMember_en-US">Charge taken for settlement with third jurisdictions related to VAT disputes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1649" xlink:to="label1649" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatSettlementTwoMember" xlink:label="element1650" />
        <label xlink:type="resource" xlink:label="label1650" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_VatSettlementTwoMember_en-US">VAT Settlement Two [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1650" xlink:to="label1650" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ComponentsOfEarningsBeforeTaxesAbstract" xlink:label="element1651" />
        <label xlink:type="resource" xlink:label="label1651" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ComponentsOfEarningsBeforeTaxesAbstract_en-US">Components Of Earnings Before Taxes [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1651" xlink:to="label1651" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsTaxDeferredExpenseUncertainTaxPositions" xlink:label="element1652" />
        <label xlink:type="resource" xlink:label="label1652" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsTaxDeferredExpenseUncertainTaxPositions_en-US">Deferred Tax Assets Tax Deferred Expense Uncertain Tax Positions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1652" xlink:to="label1652" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsTaxDeferredExpenseUncertainTaxPositions" xlink:label="element1653" />
        <label xlink:type="resource" xlink:label="label1653" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DeferredTaxAssetsTaxDeferredExpenseUncertainTaxPositions_en-US">Amount before allocation of valuation allowances of deferred tax asset attributable to uncertain tax positions.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1653" xlink:to="label1653" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsTaxDeferredExpenseUncertainTaxPositions" xlink:label="element1654" />
        <label xlink:type="resource" xlink:label="label1654" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DeferredTaxAssetsTaxDeferredExpenseUncertainTaxPositions_en-US">Uncertain tax positions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1654" xlink:to="label1654" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CurrentMember" xlink:label="element1655" />
        <label xlink:type="resource" xlink:label="label1655" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CurrentMember_en-US">Current [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1655" xlink:to="label1655" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CurrentMember" xlink:label="element1656" />
        <label xlink:type="resource" xlink:label="label1656" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CurrentMember_en-US">Classification as to current asset or liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1656" xlink:to="label1656" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonCurrentMember" xlink:label="element1657" />
        <label xlink:type="resource" xlink:label="label1657" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NonCurrentMember_en-US">Non Current [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1657" xlink:to="label1657" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonCurrentMember" xlink:label="element1658" />
        <label xlink:type="resource" xlink:label="label1658" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_NonCurrentMember_en-US">Classification as to non-current asset or liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1658" xlink:to="label1658" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessAcquisitionContingentConsiderationActualCashPayment" xlink:label="element1659" />
        <label xlink:type="resource" xlink:label="label1659" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessAcquisitionContingentConsiderationActualCashPayment_en-US">Business Acquisition Contingent Consideration Actual Cash Payment</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1659" xlink:to="label1659" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessAcquisitionContingentConsiderationActualCashPayment" xlink:label="element1660" />
        <label xlink:type="resource" xlink:label="label1660" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_BusinessAcquisitionContingentConsiderationActualCashPayment_en-US">Amount of cash paid to former stockholders to settle hold-back contingent consideration liability.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1660" xlink:to="label1660" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessAcquisitionContingentConsiderationActualCashPayment" xlink:label="element1661" />
        <label xlink:type="resource" xlink:label="label1661" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_BusinessAcquisitionContingentConsiderationActualCashPayment_en-US">Contingent Consideration Paid</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1661" xlink:to="label1661" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessAcquisitionContingentConsiderationActualCashPayment" xlink:label="element1662" />
        <label xlink:type="resource" xlink:label="label1662" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_BusinessAcquisitionContingentConsiderationActualCashPayment_en-US">Payment of acquisition-related liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1662" xlink:to="label1662" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CashSurrenderValueCompanyOwnedLifeInsuranceFairValueDisclosure" xlink:label="element1663" />
        <label xlink:type="resource" xlink:label="label1663" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CashSurrenderValueCompanyOwnedLifeInsuranceFairValueDisclosure_en-US">Cash Surrender Value Company Owned Life Insurance Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1663" xlink:to="label1663" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CashSurrenderValueCompanyOwnedLifeInsuranceFairValueDisclosure" xlink:label="element1664" />
        <label xlink:type="resource" xlink:label="label1664" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CashSurrenderValueCompanyOwnedLifeInsuranceFairValueDisclosure_en-US">This element represents the fair value of company owned life insurance.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1664" xlink:to="label1664" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CashSurrenderValueCompanyOwnedLifeInsuranceFairValueDisclosure" xlink:label="element1665" />
        <label xlink:type="resource" xlink:label="label1665" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_CashSurrenderValueCompanyOwnedLifeInsuranceFairValueDisclosure_en-US">Company Owned Life Insurance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1665" xlink:to="label1665" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CashSurrenderValueCompanyOwnedLifeInsuranceDeferredCompensationAssetsFairValueDisclosure" xlink:label="element1666" />
        <label xlink:type="resource" xlink:label="label1666" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CashSurrenderValueCompanyOwnedLifeInsuranceDeferredCompensationAssetsFairValueDisclosure_en-US">Cash Surrender Value Company Owned Life Insurance Deferred Compensation Assets Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1666" xlink:to="label1666" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CashSurrenderValueCompanyOwnedLifeInsuranceDeferredCompensationAssetsFairValueDisclosure" xlink:label="element1667" />
        <label xlink:type="resource" xlink:label="label1667" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CashSurrenderValueCompanyOwnedLifeInsuranceDeferredCompensationAssetsFairValueDisclosure_en-US">This element represents the fair value of company owned life insurance in deferred compensation assets.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1667" xlink:to="label1667" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CashSurrenderValueCompanyOwnedLifeInsuranceDeferredCompensationAssetsFairValueDisclosure" xlink:label="element1668" />
        <label xlink:type="resource" xlink:label="label1668" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_CashSurrenderValueCompanyOwnedLifeInsuranceDeferredCompensationAssetsFairValueDisclosure_en-US">Company Owned Life Insurance - Deferred Compensation Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1668" xlink:to="label1668" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1669" />
        <label xlink:type="resource" xlink:label="label1669" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesAssetsLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Assets Large Capitalization Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1669" xlink:to="label1669" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1670" />
        <label xlink:type="resource" xlink:label="label1670" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesAssetsLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in large capitalization common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1670" xlink:to="label1670" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1671" />
        <label xlink:type="resource" xlink:label="label1671" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesAssetsLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Large Capitalization Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1671" xlink:to="label1671" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1672" />
        <label xlink:type="resource" xlink:label="label1672" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesAssetsMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Assets Mid Capitalization Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1672" xlink:to="label1672" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1673" />
        <label xlink:type="resource" xlink:label="label1673" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesAssetsMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in mid capitalization common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1673" xlink:to="label1673" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1674" />
        <label xlink:type="resource" xlink:label="label1674" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesAssetsMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Mid Capitalization Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1674" xlink:to="label1674" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1675" />
        <label xlink:type="resource" xlink:label="label1675" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesAssetsSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Assets Small Capitalization Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1675" xlink:to="label1675" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1676" />
        <label xlink:type="resource" xlink:label="label1676" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesAssetsSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in small capitalization common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1676" xlink:to="label1676" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1677" />
        <label xlink:type="resource" xlink:label="label1677" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesAssetsSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Small Capitalization Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1677" xlink:to="label1677" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1678" />
        <label xlink:type="resource" xlink:label="label1678" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesAssetsInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Assets International Developed And Emerging Markets Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1678" xlink:to="label1678" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1679" />
        <label xlink:type="resource" xlink:label="label1679" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesAssetsInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in international developed and emerging markets common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1679" xlink:to="label1679" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1680" />
        <label xlink:type="resource" xlink:label="label1680" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesAssetsInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure_en-US">International Developed And Emerging Markets Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1680" xlink:to="label1680" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1681" />
        <label xlink:type="resource" xlink:label="label1681" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesAssetsFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Assets Fixed Income Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1681" xlink:to="label1681" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1682" />
        <label xlink:type="resource" xlink:label="label1682" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesAssetsFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in fixed income common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1682" xlink:to="label1682" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesAssetsFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1683" />
        <label xlink:type="resource" xlink:label="label1683" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesAssetsFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Fixed Income Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1683" xlink:to="label1683" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1684" />
        <label xlink:type="resource" xlink:label="label1684" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesLiabilitiesLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Liabilities Large Capitalization Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1684" xlink:to="label1684" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1685" />
        <label xlink:type="resource" xlink:label="label1685" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesLiabilitiesLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in large capitalization common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1685" xlink:to="label1685" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1686" />
        <label xlink:type="resource" xlink:label="label1686" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesLiabilitiesLargeCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Large Capitalization Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1686" xlink:to="label1686" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1687" />
        <label xlink:type="resource" xlink:label="label1687" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesLiabilitiesMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Liabilities Mid Capitalization Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1687" xlink:to="label1687" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1688" />
        <label xlink:type="resource" xlink:label="label1688" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesLiabilitiesMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in mid capitalization common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1688" xlink:to="label1688" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1689" />
        <label xlink:type="resource" xlink:label="label1689" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesLiabilitiesMidCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Mid Capitalization Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1689" xlink:to="label1689" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1690" />
        <label xlink:type="resource" xlink:label="label1690" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesLiabilitiesSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Liabilities Small Capitalization Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1690" xlink:to="label1690" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1691" />
        <label xlink:type="resource" xlink:label="label1691" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesLiabilitiesSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in small capitalization common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1691" xlink:to="label1691" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1692" />
        <label xlink:type="resource" xlink:label="label1692" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesLiabilitiesSmallCapitalizationRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Small Capitalization Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1692" xlink:to="label1692" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1693" />
        <label xlink:type="resource" xlink:label="label1693" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesLiabilitiesInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Liabilities International Developed And Emerging Markets Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1693" xlink:to="label1693" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1694" />
        <label xlink:type="resource" xlink:label="label1694" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesLiabilitiesInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in international developed and emerging markets common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1694" xlink:to="label1694" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1695" />
        <label xlink:type="resource" xlink:label="label1695" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesLiabilitiesInternationalDevelopedAndEmergingMarketsRegisteredInvestmentCompaniesFairValueDisclosure_en-US">International Developed And Emerging Markets Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1695" xlink:to="label1695" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1696" />
        <label xlink:type="resource" xlink:label="label1696" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AvailableForSaleSecuritiesLiabilitiesFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Available For Sale Securities Liabilities Fixed Income Registered Investment Companies Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1696" xlink:to="label1696" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1697" />
        <label xlink:type="resource" xlink:label="label1697" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AvailableForSaleSecuritiesLiabilitiesFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure_en-US">This element represents the fair value of mutual funds which are invested in fixed income common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1697" xlink:to="label1697" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AvailableForSaleSecuritiesLiabilitiesFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure" xlink:label="element1698" />
        <label xlink:type="resource" xlink:label="label1698" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_AvailableForSaleSecuritiesLiabilitiesFixedIncomeRegisteredInvestmentCompaniesFairValueDisclosure_en-US">Fixed Income Registered Investment Companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1698" xlink:to="label1698" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherLiabilitiesFixedGeneralAccountFairValueDisclosure" xlink:label="element1699" />
        <label xlink:type="resource" xlink:label="label1699" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OtherLiabilitiesFixedGeneralAccountFairValueDisclosure_en-US">Other Liabilities Fixed General Account Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1699" xlink:to="label1699" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherLiabilitiesFixedGeneralAccountFairValueDisclosure" xlink:label="element1700" />
        <label xlink:type="resource" xlink:label="label1700" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_OtherLiabilitiesFixedGeneralAccountFairValueDisclosure_en-US">This element represents the fair value of other liabilities in general accounts.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1700" xlink:to="label1700" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherLiabilitiesFixedGeneralAccountFairValueDisclosure" xlink:label="element1701" />
        <label xlink:type="resource" xlink:label="label1701" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_OtherLiabilitiesFixedGeneralAccountFairValueDisclosure_en-US">Fixed General Account</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1701" xlink:to="label1701" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InterestRateDerivatives" xlink:label="element1702" />
        <label xlink:type="resource" xlink:label="label1702" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_InterestRateDerivatives_en-US">Interest Rate Derivatives</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1702" xlink:to="label1702" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InterestRateDerivatives" xlink:label="element1703" />
        <label xlink:type="resource" xlink:label="label1703" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_InterestRateDerivatives_en-US">Forward based contracts in which two parties agree to swap periodic payments that are fixed at the outset of the swap contract with variable payments based on a market interest rate (index rate) over a specified period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1703" xlink:to="label1703" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InterestRateDerivatives" xlink:label="element1704" />
        <label xlink:type="resource" xlink:label="label1704" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_InterestRateDerivatives_en-US">Interest Rate Derivatives</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1704" xlink:to="label1704" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherLiabilitiesAcquisitionRelatedConsiderationFairValueDisclosure" xlink:label="element1705" />
        <label xlink:type="resource" xlink:label="label1705" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_OtherLiabilitiesAcquisitionRelatedConsiderationFairValueDisclosure_en-US">This element represents the fair value of acquisition related considerations such as earnouts, holdbacks and obligations related to non-competition agreements.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1705" xlink:to="label1705" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherLiabilitiesAcquisitionRelatedConsiderationFairValueDisclosure" xlink:label="element1706" />
        <label xlink:type="resource" xlink:label="label1706" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_OtherLiabilitiesAcquisitionRelatedConsiderationFairValueDisclosure_en-US">Acquisition-related Consideration</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1706" xlink:to="label1706" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherLiabilitiesAcquisitionRelatedConsiderationFairValueDisclosure" xlink:label="element1707" />
        <label xlink:type="resource" xlink:label="label1707" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OtherLiabilitiesAcquisitionRelatedConsiderationFairValueDisclosure_en-US">Other Liabilities Acquisition Related Consideration Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1707" xlink:to="label1707" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ForeignCurrencyExchangeRateChanges" xlink:label="element1708" />
        <label xlink:type="resource" xlink:label="label1708" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ForeignCurrencyExchangeRateChanges_en-US">Foreign Currency Exchange Rate Changes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1708" xlink:to="label1708" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ForeignCurrencyExchangeRateChanges" xlink:label="element1709" />
        <label xlink:type="resource" xlink:label="label1709" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ForeignCurrencyExchangeRateChanges_en-US">Amount of gain (loss) from foreign currency exchange rate changes for an obligation of a foreign operation whose functional currency is not the reporting currency.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1709" xlink:to="label1709" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ForeignCurrencyExchangeRateChanges" xlink:label="element1710" />
        <label xlink:type="resource" xlink:label="label1710" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ForeignCurrencyExchangeRateChanges_en-US">Foreign Currency Exchange Rate Changes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1710" xlink:to="label1710" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueMeasurementWithUnobservableInputsReconciliation" xlink:label="element1711" />
        <label xlink:type="resource" xlink:label="label1711" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_FairValueMeasurementWithUnobservableInputsReconciliation_en-US">Fair Value Measurement With Unobservable Inputs Reconciliation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1711" xlink:to="label1711" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueMeasurementWithUnobservableInputsReconciliation" xlink:label="element1712" />
        <label xlink:type="resource" xlink:label="label1712" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_FairValueMeasurementWithUnobservableInputsReconciliation_en-US">Amount of realized gains arising from liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1712" xlink:to="label1712" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueMeasurementWithUnobservableInputsReconciliation" xlink:label="element1713" />
        <label xlink:type="resource" xlink:label="label1713" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_FairValueMeasurementWithUnobservableInputsReconciliation_en-US">Realized Gains</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1713" xlink:to="label1713" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityUnrealizedGain" xlink:label="element1714" />
        <label xlink:type="resource" xlink:label="label1714" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityUnrealizedGain_en-US">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Unrealized Gain</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1714" xlink:to="label1714" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityUnrealizedGain" xlink:label="element1715" />
        <label xlink:type="resource" xlink:label="label1715" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityUnrealizedGain_en-US">Amount of unrealized gains arising from liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1715" xlink:to="label1715" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityUnrealizedGain" xlink:label="element1716" />
        <label xlink:type="resource" xlink:label="label1716" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityUnrealizedGain_en-US">Unrealized Gains</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1716" xlink:to="label1716" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SummitEarnoutMember" xlink:label="element1717" />
        <label xlink:type="resource" xlink:label="label1717" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_SummitEarnoutMember_en-US">Summit Earnout [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1717" xlink:to="label1717" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SummitEarnoutMember" xlink:label="element1718" />
        <label xlink:type="resource" xlink:label="label1718" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_SummitEarnoutMember_en-US">Liability related to Summit Earnout classified as level 3 within fair value hierarchy.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1718" xlink:to="label1718" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TecniquimiaHoldbackMember" xlink:label="element1719" />
        <label xlink:type="resource" xlink:label="label1719" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TecniquimiaHoldbackMember_en-US">Tecniquimia Holdback [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1719" xlink:to="label1719" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TecniquimiaHoldbackMember" xlink:label="element1720" />
        <label xlink:type="resource" xlink:label="label1720" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_TecniquimiaHoldbackMember_en-US">Liability related to Tecniquimia holdback classified as level 3 within fair value hierarchy.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1720" xlink:to="label1720" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NoncompetitionAgreementObligationMember" xlink:label="element1721" />
        <label xlink:type="resource" xlink:label="label1721" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NoncompetitionAgreementObligationMember_en-US">Noncompetition Agreement Obligation [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1721" xlink:to="label1721" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NoncompetitionAgreementObligationMember" xlink:label="element1722" />
        <label xlink:type="resource" xlink:label="label1722" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_NoncompetitionAgreementObligationMember_en-US">Liability related to a non-competition agreement classified as level 3 within fair value hierarchy.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1722" xlink:to="label1722" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_GWSmithHoldbackMember" xlink:label="element1723" />
        <label xlink:type="resource" xlink:label="label1723" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_GWSmithHoldbackMember_en-US">G W Smith Holdback [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1723" xlink:to="label1723" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_GWSmithHoldbackMember" xlink:label="element1724" />
        <label xlink:type="resource" xlink:label="label1724" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_GWSmithHoldbackMember_en-US">Liability related to the GW Smith holdback classified as level 3 within fair value hierarchy.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1724" xlink:to="label1724" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NpcoilHoldbackMember" xlink:label="element1725" />
        <label xlink:type="resource" xlink:label="label1725" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NpcoilHoldbackMember_en-US">Npcoil Holdback [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1725" xlink:to="label1725" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NpcoilHoldbackMember" xlink:label="element1726" />
        <label xlink:type="resource" xlink:label="label1726" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_NpcoilHoldbackMember_en-US">Liability related to the NPCoil Dexter holdback classified as level 3 within fair value hierarchy.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1726" xlink:to="label1726" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TotalMember" xlink:label="element1727" />
        <label xlink:type="resource" xlink:label="label1727" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TotalMember_en-US">Total [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1727" xlink:to="label1727" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TotalMember" xlink:label="element1728" />
        <label xlink:type="resource" xlink:label="label1728" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_TotalMember_en-US">Total liabilities classified as level 3 within fair value hierarchy.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1728" xlink:to="label1728" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherLiabilitiesCurrentMember" xlink:label="element1729" />
        <label xlink:type="resource" xlink:label="label1729" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OtherLiabilitiesCurrentMember_en-US">Other Liabilities Current [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1729" xlink:to="label1729" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherLiabilitiesCurrentMember" xlink:label="element1730" />
        <label xlink:type="resource" xlink:label="label1730" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_OtherLiabilitiesCurrentMember_en-US">Line item in the statement of financial position in which the fair value amounts of the derivative instruments are included.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1730" xlink:to="label1730" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InflationaryPercentage" xlink:label="element1731" />
        <label xlink:type="resource" xlink:label="label1731" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_InflationaryPercentage_en-US">Inflationary Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1731" xlink:to="label1731" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InflationaryPercentage" xlink:label="element1732" />
        <label xlink:type="resource" xlink:label="label1732" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_InflationaryPercentage_en-US">The inflationary percentage experienced in the economy of an equity affilate based upon the blended Consumer Price Index and National Consumer Price Index.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1732" xlink:to="label1732" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectOfCurrencyConversionPerDilutedShare" xlink:label="element1733" />
        <label xlink:type="resource" xlink:label="label1733" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EffectOfCurrencyConversionPerDilutedShare_en-US">Effect Of Currency Conversion Per Diluted Share</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1733" xlink:to="label1733" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectOfCurrencyConversionPerDilutedShare" xlink:label="element1734" />
        <label xlink:type="resource" xlink:label="label1734" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EffectOfCurrencyConversionPerDilutedShare_en-US">Reflects the effect on diluted earnings per share of currency conversions during the period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1734" xlink:to="label1734" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameNipponQuakerJapanMember" xlink:label="element1735" />
        <label xlink:type="resource" xlink:label="label1735" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityMethodInvesteeNameNipponQuakerJapanMember_en-US">Equity Method Investee Name Nippon Quaker Japan [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1735" xlink:to="label1735" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameNipponQuakerJapanMember" xlink:label="element1736" />
        <label xlink:type="resource" xlink:label="label1736" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityMethodInvesteeNameNipponQuakerJapanMember_en-US">Equity method investee - Nippon Quaker Chemical, Ltd. (Japan)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1736" xlink:to="label1736" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameNipponQuakerJapanMember" xlink:label="element1737" />
        <label xlink:type="resource" xlink:label="label1737" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_EquityMethodInvesteeNameNipponQuakerJapanMember_en-US">Nippon Quaker (Japan) [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1737" xlink:to="label1737" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameKelkoVenezuelaMember" xlink:label="element1738" />
        <label xlink:type="resource" xlink:label="label1738" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityMethodInvesteeNameKelkoVenezuelaMember_en-US">Equity Method Investee Name Kelko Venezuela [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1738" xlink:to="label1738" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameKelkoVenezuelaMember" xlink:label="element1739" />
        <label xlink:type="resource" xlink:label="label1739" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityMethodInvesteeNameKelkoVenezuelaMember_en-US">Equity method investee - Kelko Quaker Chemical, S.A. (Venezuela)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1739" xlink:to="label1739" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameKelkoVenezuelaMember" xlink:label="element1740" />
        <label xlink:type="resource" xlink:label="label1740" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_EquityMethodInvesteeNameKelkoVenezuelaMember_en-US">Kelko (Venezuela) [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1740" xlink:to="label1740" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameKelkoPanamaMember" xlink:label="element1741" />
        <label xlink:type="resource" xlink:label="label1741" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityMethodInvesteeNameKelkoPanamaMember_en-US">Equity Method Investee Name Kelko Panama [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1741" xlink:to="label1741" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameKelkoPanamaMember" xlink:label="element1742" />
        <label xlink:type="resource" xlink:label="label1742" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityMethodInvesteeNameKelkoPanamaMember_en-US">Equity method investee - Kelko Quaker Chemical, S.A. (Panama)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1742" xlink:to="label1742" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameKelkoPanamaMember" xlink:label="element1743" />
        <label xlink:type="resource" xlink:label="label1743" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_EquityMethodInvesteeNameKelkoPanamaMember_en-US">Kelko (Panama) [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1743" xlink:to="label1743" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameTqmMexicoMember" xlink:label="element1744" />
        <label xlink:type="resource" xlink:label="label1744" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityMethodInvesteeNameTqmMexicoMember_en-US">Equity Method Investee Name Tqm Mexico [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1744" xlink:to="label1744" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameTqmMexicoMember" xlink:label="element1745" />
        <label xlink:type="resource" xlink:label="label1745" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityMethodInvesteeNameTqmMexicoMember_en-US">Equity method investee - Tecniquimia Mexicana, S.A. De C.V. (Mexico)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1745" xlink:to="label1745" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameTqmMexicoMember" xlink:label="element1746" />
        <label xlink:type="resource" xlink:label="label1746" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_EquityMethodInvesteeNameTqmMexicoMember_en-US">TQM (Mexico) [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1746" xlink:to="label1746" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AccountsReceivableGreaterThan90DaysPastDue" xlink:label="element1747" />
        <label xlink:type="resource" xlink:label="label1747" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AccountsReceivableGreaterThan90DaysPastDue_en-US">Accounts Receivable Greater Than 90 Days Past Due</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1747" xlink:to="label1747" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AccountsReceivableGreaterThan90DaysPastDue" xlink:label="element1748" />
        <label xlink:type="resource" xlink:label="label1748" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AccountsReceivableGreaterThan90DaysPastDue_en-US">Amounts due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer) for goods or services (including trade receivables) that are greater than 90 days past due.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1748" xlink:to="label1748" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonoperatingCharges" xlink:label="element1749" />
        <label xlink:type="resource" xlink:label="label1749" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NonoperatingCharges_en-US">Nonoperating Charges</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1749" xlink:to="label1749" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonoperatingCharges" xlink:label="element1750" />
        <label xlink:type="resource" xlink:label="label1750" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_NonoperatingCharges_en-US">The aggregate amount of non-operating charges recurring against earnings in the period, which are not directly related to or being allocated to a specific segment.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1750" xlink:to="label1750" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonoperatingCharges" xlink:label="element1751" />
        <label xlink:type="resource" xlink:label="label1751" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_kwr_NonoperatingCharges_en-US">Non-operating Charges</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1751" xlink:to="label1751" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FiniteLivedTrademarksFormulationsAndProductTechnologyGross" xlink:label="element1752" />
        <label xlink:type="resource" xlink:label="label1752" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_FiniteLivedTrademarksFormulationsAndProductTechnologyGross_en-US">Finite Lived Trademarks Formulations And Product Technology Gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1752" xlink:to="label1752" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FiniteLivedTrademarksFormulationsAndProductTechnologyGross" xlink:label="element1753" />
        <label xlink:type="resource" xlink:label="label1753" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_FiniteLivedTrademarksFormulationsAndProductTechnologyGross_en-US">Gross carrying amount before accumulated amortization as of the balance sheet date for the trademarks formulations and product technology.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1753" xlink:to="label1753" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FiniteLivedTrademarksFormulationsAndProductTechnologyGross" xlink:label="element1754" />
        <label xlink:type="resource" xlink:label="label1754" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_FiniteLivedTrademarksFormulationsAndProductTechnologyGross_en-US">Trademarks, Formulations And Product Technology</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1754" xlink:to="label1754" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FiniteLivedIntangibleAssetsAccumulatedAmortizationAbstract" xlink:label="element1755" />
        <label xlink:type="resource" xlink:label="label1755" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_FiniteLivedIntangibleAssetsAccumulatedAmortizationAbstract_en-US">Finite Lived Intangible Assets Accumulated Amortization [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1755" xlink:to="label1755" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PublicOfferingDollarAmountSecurities" xlink:label="element1756" />
        <label xlink:type="resource" xlink:label="label1756" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PublicOfferingDollarAmountSecurities_en-US">Public Offering Dollar Amount Securities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1756" xlink:to="label1756" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PublicOfferingDollarAmountSecurities" xlink:label="element1757" />
        <label xlink:type="resource" xlink:label="label1757" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PublicOfferingDollarAmountSecurities_en-US">Aggregate dollar amount of securities that may be sold in a public offering.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1757" xlink:to="label1757" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShareBasedCompensationLineItems" xlink:label="element1758" />
        <label xlink:type="resource" xlink:label="label1758" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ShareBasedCompensationLineItems_en-US">Share Based Compensation [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1758" xlink:to="label1758" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShareBasedCompensationLineItems" xlink:label="element1759" />
        <label xlink:type="resource" xlink:label="label1759" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ShareBasedCompensationLineItems_en-US">Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1759" xlink:to="label1759" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SharebasedCompensationArrangementBySharebasedPaymentAwardMaximumNumberOfSharesPercentagePerEmployee" xlink:label="element1760" />
        <label xlink:type="resource" xlink:label="label1760" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_SharebasedCompensationArrangementBySharebasedPaymentAwardMaximumNumberOfSharesPercentagePerEmployee_en-US">Sharebased Compensation Arrangement By Sharebased Payment Award Maximum Number Of Shares Percentage Per Employee</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1760" xlink:to="label1760" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SharebasedCompensationArrangementBySharebasedPaymentAwardMaximumNumberOfSharesPercentagePerEmployee" xlink:label="element1761" />
        <label xlink:type="resource" xlink:label="label1761" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_SharebasedCompensationArrangementBySharebasedPaymentAwardMaximumNumberOfSharesPercentagePerEmployee_en-US">Description of the maximum number of shares to be held per employee as a percentage of outstanding common stock.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1761" xlink:to="label1761" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SharebasedCompensationArrangementBySharebasedPaymentAwardMaximumNumberOfSharesPercentagePerEmployee" xlink:label="element1762" />
        <label xlink:type="resource" xlink:label="label1762" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_SharebasedCompensationArrangementBySharebasedPaymentAwardMaximumNumberOfSharesPercentagePerEmployee_en-US">ESPP: Maximum Ownership of Outstanding Shares</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1762" xlink:to="label1762" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuanceExpectedTerm" xlink:label="element1763" />
        <label xlink:type="resource" xlink:label="label1763" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuanceExpectedTerm_en-US">Share Based Goods And Nonemployee Services Transaction Shares Approved For Issuance Expected Term</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1763" xlink:to="label1763" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuanceExpectedTerm" xlink:label="element1764" />
        <label xlink:type="resource" xlink:label="label1764" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuanceExpectedTerm_en-US">Estimated period over which the equity-based payment award remains in effect once approved.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1764" xlink:to="label1764" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuanceExpectedTerm" xlink:label="element1765" />
        <label xlink:type="resource" xlink:label="label1765" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuanceExpectedTerm_en-US">Director Stock Ownership Plan Life</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1765" xlink:to="label1765" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DirectorStockOwnershipCashRetainer" xlink:label="element1766" />
        <label xlink:type="resource" xlink:label="label1766" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DirectorStockOwnershipCashRetainer_en-US">Director Stock Ownership Cash Retainer</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1766" xlink:to="label1766" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DirectorStockOwnershipCashRetainer" xlink:label="element1767" />
        <label xlink:type="resource" xlink:label="label1767" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DirectorStockOwnershipCashRetainer_en-US">Description of the director retainer fee in company stock and cash.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1767" xlink:to="label1767" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DirectorStockOwnershipCashRetainer" xlink:label="element1768" />
        <label xlink:type="resource" xlink:label="label1768" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DirectorStockOwnershipCashRetainer_en-US">Director Stock Ownership Plan Terms</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1768" xlink:to="label1768" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DirectorRetainerAnnualFee" xlink:label="element1769" />
        <label xlink:type="resource" xlink:label="label1769" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DirectorRetainerAnnualFee_en-US">Director Retainer Annual Fee</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1769" xlink:to="label1769" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DirectorRetainerAnnualFee" xlink:label="element1770" />
        <label xlink:type="resource" xlink:label="label1770" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DirectorRetainerAnnualFee_en-US">Total annual director retainer fee.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1770" xlink:to="label1770" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DirectorRetainerAnnualFee" xlink:label="element1771" />
        <label xlink:type="resource" xlink:label="label1771" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DirectorRetainerAnnualFee_en-US">Total annual director retainer fee</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1771" xlink:to="label1771" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpenseMember" xlink:label="element1772" />
        <label xlink:type="resource" xlink:label="label1772" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_StockOptionsCompensationExpenseMember_en-US">Stock Options Compensation Expense [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1772" xlink:to="label1772" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpenseMember" xlink:label="element1773" />
        <label xlink:type="resource" xlink:label="label1773" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_StockOptionsCompensationExpenseMember_en-US">The amount of equity based compensation cost recognized during the period in selling, general and administrative expense for the stock options plan.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1773" xlink:to="label1773" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonvestedStockAwardsCompensationExpenseMember" xlink:label="element1774" />
        <label xlink:type="resource" xlink:label="label1774" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NonvestedStockAwardsCompensationExpenseMember_en-US">Nonvested Stock Awards Compensation Expense [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1774" xlink:to="label1774" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonvestedStockAwardsCompensationExpenseMember" xlink:label="element1775" />
        <label xlink:type="resource" xlink:label="label1775" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_NonvestedStockAwardsCompensationExpenseMember_en-US">The amount of equity based compensation cost recognized during the period in selling, general and administrative expense for nonvested stock and restricted stock unit awards.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1775" xlink:to="label1775" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EmployeeStockPurchasePlanCompensationExpenseMember" xlink:label="element1776" />
        <label xlink:type="resource" xlink:label="label1776" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EmployeeStockPurchasePlanCompensationExpenseMember_en-US">Employee Stock Purchase Plan Compensation Expense [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1776" xlink:to="label1776" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EmployeeStockPurchasePlanCompensationExpenseMember" xlink:label="element1777" />
        <label xlink:type="resource" xlink:label="label1777" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EmployeeStockPurchasePlanCompensationExpenseMember_en-US">The amount of equity basedcompensation cost recognized during the period in selling, general and administrative expense for the employee stock purchase plan.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1777" xlink:to="label1777" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MatchingStockContribution401KPlanCompensationExpenseMember" xlink:label="element1778" />
        <label xlink:type="resource" xlink:label="label1778" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_MatchingStockContribution401KPlanCompensationExpenseMember_en-US">Matching Stock Contribution 401 K Plan Compensation Expense [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1778" xlink:to="label1778" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MatchingStockContribution401KPlanCompensationExpenseMember" xlink:label="element1779" />
        <label xlink:type="resource" xlink:label="label1779" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_MatchingStockContribution401KPlanCompensationExpenseMember_en-US">The amount of equity based compensation cost recognized during the period in selling, general and administrative expense for the non-elective and elective 401 (k) match stock contribution plan.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1779" xlink:to="label1779" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DirectorsStockOwnershipPlanCompensationExpenseMember" xlink:label="element1780" />
        <label xlink:type="resource" xlink:label="label1780" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DirectorsStockOwnershipPlanCompensationExpenseMember_en-US">Directors Stock Ownership Plan Compensation Expense [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1780" xlink:to="label1780" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DirectorsStockOwnershipPlanCompensationExpenseMember" xlink:label="element1781" />
        <label xlink:type="resource" xlink:label="label1781" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DirectorsStockOwnershipPlanCompensationExpenseMember_en-US">The amount of equity based compensation cost recognized during the period in selling, general and administrative expense for the company's board of director's stock plan.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1781" xlink:to="label1781" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RestrictedInsuranceSettlements" xlink:label="element1782" />
        <label xlink:type="resource" xlink:label="label1782" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_RestrictedInsuranceSettlements_en-US">Restricted Insurance Settlements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1782" xlink:to="label1782" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RestrictedInsuranceSettlements" xlink:label="element1783" />
        <label xlink:type="resource" xlink:label="label1783" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_RestrictedInsuranceSettlements_en-US">Aggregate carrying amount, as of the balance sheet date, of noncurrent obligations related to restricted insurance settlements. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer).</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1783" xlink:to="label1783" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange1Member" xlink:label="element1784" />
        <label xlink:type="resource" xlink:label="label1784" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExercisePriceRange1Member_en-US">Exercise Price Range1 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1784" xlink:to="label1784" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange1Member" xlink:label="element1785" />
        <label xlink:type="resource" xlink:label="label1785" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExercisePriceRange1Member_en-US">Total outstanding and exercisable stock options within range $30.01 - $40.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1785" xlink:to="label1785" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange1Member" xlink:label="element1786" />
        <label xlink:type="resource" xlink:label="label1786" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ExercisePriceRange1Member_en-US">$50.01 - $60.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1786" xlink:to="label1786" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange2Member" xlink:label="element1787" />
        <label xlink:type="resource" xlink:label="label1787" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExercisePriceRange2Member_en-US">Exercise Price Range2 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1787" xlink:to="label1787" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange2Member" xlink:label="element1788" />
        <label xlink:type="resource" xlink:label="label1788" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExercisePriceRange2Member_en-US">Total outstanding and exercisable stock options within range $40.01 - $50.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1788" xlink:to="label1788" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange2Member" xlink:label="element1789" />
        <label xlink:type="resource" xlink:label="label1789" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ExercisePriceRange2Member_en-US">$60.01 - $70.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1789" xlink:to="label1789" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange3Member" xlink:label="element1790" />
        <label xlink:type="resource" xlink:label="label1790" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExercisePriceRange3Member_en-US">Exercise Price Range3 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1790" xlink:to="label1790" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange3Member" xlink:label="element1791" />
        <label xlink:type="resource" xlink:label="label1791" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExercisePriceRange3Member_en-US">Total outstanding and exercisable stock options within range $50.01 - $60.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1791" xlink:to="label1791" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange3Member" xlink:label="element1792" />
        <label xlink:type="resource" xlink:label="label1792" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ExercisePriceRange3Member_en-US">$70.01 - $80.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1792" xlink:to="label1792" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange4Member" xlink:label="element1793" />
        <label xlink:type="resource" xlink:label="label1793" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExercisePriceRange4Member_en-US">Exercise Price Range4 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1793" xlink:to="label1793" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange4Member" xlink:label="element1794" />
        <label xlink:type="resource" xlink:label="label1794" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExercisePriceRange4Member_en-US">Total outstanding and exercisable stock options within range $60.01 - $70.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1794" xlink:to="label1794" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange4Member" xlink:label="element1795" />
        <label xlink:type="resource" xlink:label="label1795" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ExercisePriceRange4Member_en-US">$80.01 - $90.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1795" xlink:to="label1795" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange5Member" xlink:label="element1796" />
        <label xlink:type="resource" xlink:label="label1796" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExercisePriceRange5Member_en-US">Exercise Price Range5 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1796" xlink:to="label1796" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange5Member" xlink:label="element1797" />
        <label xlink:type="resource" xlink:label="label1797" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExercisePriceRange5Member_en-US">Total outstanding and exercisable stock options within range $70.01 - $80.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1797" xlink:to="label1797" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange5Member" xlink:label="element1798" />
        <label xlink:type="resource" xlink:label="label1798" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ExercisePriceRange5Member_en-US">$90.01 - $130.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1798" xlink:to="label1798" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange6Member" xlink:label="element1799" />
        <label xlink:type="resource" xlink:label="label1799" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExercisePriceRange6Member_en-US">Exercise Price Range6 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1799" xlink:to="label1799" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange6Member" xlink:label="element1800" />
        <label xlink:type="resource" xlink:label="label1800" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExercisePriceRange6Member_en-US">Total outstanding and exercisable stock options within range $80.01 - $90.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1800" xlink:to="label1800" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange6Member" xlink:label="element1801" />
        <label xlink:type="resource" xlink:label="label1801" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ExercisePriceRange6Member_en-US">$130.01 - $140.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1801" xlink:to="label1801" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpenseCYMember" xlink:label="element1802" />
        <label xlink:type="resource" xlink:label="label1802" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_StockOptionsCompensationExpenseCYMember_en-US">Stock Options Compensation Expense C Y [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1802" xlink:to="label1802" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpenseCYMember" xlink:label="element1803" />
        <label xlink:type="resource" xlink:label="label1803" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_StockOptionsCompensationExpenseCYMember_en-US">The amount of equity based compensation cost recognized during the period for newly granted stock options in the current year.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1803" xlink:to="label1803" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpenseCYMember" xlink:label="element1804" />
        <label xlink:type="resource" xlink:label="label1804" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_StockOptionsCompensationExpenseCYMember_en-US">Current Year Stock Option Awards [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1804" xlink:to="label1804" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY1Member" xlink:label="element1805" />
        <label xlink:type="resource" xlink:label="label1805" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_StockOptionsCompensationExpensePY1Member_en-US">Stock Options Compensation Expense P Y1 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1805" xlink:to="label1805" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY1Member" xlink:label="element1806" />
        <label xlink:type="resource" xlink:label="label1806" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_StockOptionsCompensationExpensePY1Member_en-US">The amount of equity based compensation cost recognized during the period for granted stock options in the prior year(s).</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1806" xlink:to="label1806" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY1Member" xlink:label="element1807" />
        <label xlink:type="resource" xlink:label="label1807" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_StockOptionsCompensationExpensePY1Member_en-US">Prior Year Stock Option Awards [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1807" xlink:to="label1807" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY2Member" xlink:label="element1808" />
        <label xlink:type="resource" xlink:label="label1808" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_StockOptionsCompensationExpensePY2Member_en-US">Stock Options Compensation Expense P Y2 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1808" xlink:to="label1808" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY2Member" xlink:label="element1809" />
        <label xlink:type="resource" xlink:label="label1809" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_StockOptionsCompensationExpensePY2Member_en-US">The amount of equity based compensation cost recognized during the period for granted stock options in the prior year(s).</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1809" xlink:to="label1809" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY2Member" xlink:label="element1810" />
        <label xlink:type="resource" xlink:label="label1810" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_StockOptionsCompensationExpensePY2Member_en-US">Second Prior Year Stock Option Awards [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1810" xlink:to="label1810" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY3Member" xlink:label="element1811" />
        <label xlink:type="resource" xlink:label="label1811" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_StockOptionsCompensationExpensePY3Member_en-US">Stock Options Compensation Expense P Y3 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1811" xlink:to="label1811" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY3Member" xlink:label="element1812" />
        <label xlink:type="resource" xlink:label="label1812" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_StockOptionsCompensationExpensePY3Member_en-US">The amount of equity based compensation cost recognized during the period for granted stock options in the prior year(s).</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1812" xlink:to="label1812" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_StockOptionsCompensationExpensePY3Member" xlink:label="element1813" />
        <label xlink:type="resource" xlink:label="label1813" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_StockOptionsCompensationExpensePY3Member_en-US">Third Prior Year Stock Option Awards [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1813" xlink:to="label1813" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ScheduleOfDeferredTaxAssetsAndLiabilitiesBalanceSheetClassificationTableTextBlock" xlink:label="element1814" />
        <label xlink:type="resource" xlink:label="label1814" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ScheduleOfDeferredTaxAssetsAndLiabilitiesBalanceSheetClassificationTableTextBlock_en-US">Schedule Of Deferred Tax Assets And Liabilities Balance Sheet Classification [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1814" xlink:to="label1814" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ScheduleOfDeferredTaxAssetsAndLiabilitiesBalanceSheetClassificationTableTextBlock" xlink:label="element1815" />
        <label xlink:type="resource" xlink:label="label1815" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ScheduleOfDeferredTaxAssetsAndLiabilitiesBalanceSheetClassificationTableTextBlock_en-US">Tabular disclosure of the classification on the balance sheet of deferred income tax assets and liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1815" xlink:to="label1815" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CumulativeEmployerContributionsInExcessOfNetPeriodicBenefitCost" xlink:label="element1816" />
        <label xlink:type="resource" xlink:label="label1816" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CumulativeEmployerContributionsInExcessOfNetPeriodicBenefitCost_en-US">Cumulative Employer Contributions In Excess Of Net Periodic Benefit Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1816" xlink:to="label1816" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CumulativeEmployerContributionsInExcessOfNetPeriodicBenefitCost" xlink:label="element1817" />
        <label xlink:type="resource" xlink:label="label1817" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CumulativeEmployerContributionsInExcessOfNetPeriodicBenefitCost_en-US">The cumulative amount of employer contributions in excess of net periodic benefit benefit cost associated with defined benefit pension or other postretirement plan(s).</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1817" xlink:to="label1817" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CumulativeEmployerContributionsInExcessOfNetPeriodicBenefitCost" xlink:label="element1818" />
        <label xlink:type="resource" xlink:label="label1818" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_CumulativeEmployerContributionsInExcessOfNetPeriodicBenefitCost_en-US">Cumulative Employer Contributions In Excess Of (or Below) Net Periodic Benefit Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1818" xlink:to="label1818" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TotalRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveLossOrIncome" xlink:label="element1819" />
        <label xlink:type="resource" xlink:label="label1819" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TotalRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveLossOrIncome_en-US">Total Recognized In Net Periodic Benefit Cost And Other Comprehensive Loss Or Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1819" xlink:to="label1819" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TotalRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveLossOrIncome" xlink:label="element1820" />
        <label xlink:type="resource" xlink:label="label1820" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_TotalRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveLossOrIncome_en-US">Total recognized in net periodic benefit cost and other comprehensive loss or income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1820" xlink:to="label1820" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TotalRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveLossOrIncome" xlink:label="element1821" />
        <label xlink:type="resource" xlink:label="label1821" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_kwr_TotalRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveLossOrIncome_en-US">Total Recognized In Net Periodic Benefit Cost And Other Comprehensive Loss Or (Income)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1821" xlink:to="label1821" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquitySecuritiesLargeCapMember" xlink:label="element1822" />
        <label xlink:type="resource" xlink:label="label1822" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquitySecuritiesLargeCapMember_en-US">Equity Securities Large Cap [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1822" xlink:to="label1822" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquitySecuritiesLargeCapMember" xlink:label="element1823" />
        <label xlink:type="resource" xlink:label="label1823" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquitySecuritiesLargeCapMember_en-US">This category includes information about ownership interests or the right to acquire ownership interests in corporations and other legal entities which ownership interest is represented by shares of common or preferred stock (which is neither mandatorily redeemable no redeemable at the option of the holder), convertible securities, stock rights, or stock warrants categorized by large capitalization companies.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1823" xlink:to="label1823" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityFundsLargeCapMember" xlink:label="element1824" />
        <label xlink:type="resource" xlink:label="label1824" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityFundsLargeCapMember_en-US">Equity Funds Large Cap [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1824" xlink:to="label1824" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityFundsLargeCapMember" xlink:label="element1825" />
        <label xlink:type="resource" xlink:label="label1825" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityFundsLargeCapMember_en-US">An investment that pools funds from many investors to invest in a combination of underlying investments, primarily equity investments in large capitalization companies.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1825" xlink:to="label1825" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquitySecuritiesSmallCapMember" xlink:label="element1826" />
        <label xlink:type="resource" xlink:label="label1826" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquitySecuritiesSmallCapMember_en-US">Equity Securities Small Cap [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1826" xlink:to="label1826" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquitySecuritiesSmallCapMember" xlink:label="element1827" />
        <label xlink:type="resource" xlink:label="label1827" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquitySecuritiesSmallCapMember_en-US">This category includes information about ownership interests or the right to acquire ownership interests in corporations and other legal entities which ownership interest is represented by shares of common or preferred stock (which is neither mandatorily redeemable no redeemable at the option of the holder), convertible securities, stock rights, or stock warrants categorized by small capitalization companies.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1827" xlink:to="label1827" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityFundsSmallCapMember" xlink:label="element1828" />
        <label xlink:type="resource" xlink:label="label1828" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityFundsSmallCapMember_en-US">Equity Funds Small Cap [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1828" xlink:to="label1828" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityFundsSmallCapMember" xlink:label="element1829" />
        <label xlink:type="resource" xlink:label="label1829" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityFundsSmallCapMember_en-US">An investment that pools funds from many investors to invest in a combination of underlying investments, primarily equity investments in small capitalization companies.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1829" xlink:to="label1829" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityFundsInternationalDevelopedAndEmergingMarketsMember" xlink:label="element1830" />
        <label xlink:type="resource" xlink:label="label1830" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityFundsInternationalDevelopedAndEmergingMarketsMember_en-US">Equity Funds International Developed And Emerging Markets [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1830" xlink:to="label1830" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityFundsInternationalDevelopedAndEmergingMarketsMember" xlink:label="element1831" />
        <label xlink:type="resource" xlink:label="label1831" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityFundsInternationalDevelopedAndEmergingMarketsMember_en-US">An investment that pools funds from many investors to invest in a combination of underlying investments, primarily equity investments in companies in international developed and emerging markets.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1831" xlink:to="label1831" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PooledSeparateAccountsMember" xlink:label="element1832" />
        <label xlink:type="resource" xlink:label="label1832" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PooledSeparateAccountsMember_en-US">Pooled Separate Accounts [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1832" xlink:to="label1832" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PooledSeparateAccountsMember" xlink:label="element1833" />
        <label xlink:type="resource" xlink:label="label1833" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PooledSeparateAccountsMember_en-US">An investment that pools funds from many investors in different investment accounts to invest in a fund of a combination of underlying investments, primarily debt securities.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1833" xlink:to="label1833" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InsuranceContractMember" xlink:label="element1834" />
        <label xlink:type="resource" xlink:label="label1834" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_InsuranceContractMember_en-US">Insurance Contract [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1834" xlink:to="label1834" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InsuranceContractMember" xlink:label="element1835" />
        <label xlink:type="resource" xlink:label="label1835" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_InsuranceContractMember_en-US">This category includes information about an insurance contract purchased from the foreign government where one of the enity'sfor the future benefit of participants in the entity's foreign based retirement plan.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1835" xlink:to="label1835" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityFundsDiversifiedMember" xlink:label="element1836" />
        <label xlink:type="resource" xlink:label="label1836" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityFundsDiversifiedMember_en-US">Equity Funds Diversified [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1836" xlink:to="label1836" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityFundsDiversifiedMember" xlink:label="element1837" />
        <label xlink:type="resource" xlink:label="label1837" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityFundsDiversifiedMember_en-US">An investment that pools funds from many investors to invest in a combination of underlying investments, primarily equity investments in companies on a diversified basis as to size and industry.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1837" xlink:to="label1837" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanPurchasesPlanAssets" xlink:label="element1838" />
        <label xlink:type="resource" xlink:label="label1838" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DefinedBenefitPlanPurchasesPlanAssets_en-US">Defined Benefit Plan Purchases Plan Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1838" xlink:to="label1838" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanPurchasesPlanAssets" xlink:label="element1839" />
        <label xlink:type="resource" xlink:label="label1839" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DefinedBenefitPlanPurchasesPlanAssets_en-US">The amount of increase in the plan assets attributable to the purchase of plan assets.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1839" xlink:to="label1839" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanPurchasesPlanAssets" xlink:label="element1840" />
        <label xlink:type="resource" xlink:label="label1840" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DefinedBenefitPlanPurchasesPlanAssets_en-US">Purchases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1840" xlink:to="label1840" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanSalesPlanAssets" xlink:label="element1841" />
        <label xlink:type="resource" xlink:label="label1841" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DefinedBenefitPlanSalesPlanAssets_en-US">Defined Benefit Plan Sales Plan Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1841" xlink:to="label1841" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanSalesPlanAssets" xlink:label="element1842" />
        <label xlink:type="resource" xlink:label="label1842" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DefinedBenefitPlanSalesPlanAssets_en-US">The amount of decrease in plan assets attributable to the sale of plan assets.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1842" xlink:to="label1842" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanSalesPlanAssets" xlink:label="element1843" />
        <label xlink:type="resource" xlink:label="label1843" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DefinedBenefitPlanSalesPlanAssets_en-US">Sales</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1843" xlink:to="label1843" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanBenefitAndExpensePayments" xlink:label="element1844" />
        <label xlink:type="resource" xlink:label="label1844" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DefinedBenefitPlanBenefitAndExpensePayments_en-US">Defined Benefit Plan Benefit And Expense Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1844" xlink:to="label1844" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanBenefitAndExpensePayments" xlink:label="element1845" />
        <label xlink:type="resource" xlink:label="label1845" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DefinedBenefitPlanBenefitAndExpensePayments_en-US">The amount of decrease in plan assets attributable to the payment of benefits or the payment of plan expenses.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1845" xlink:to="label1845" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanBenefitAndExpensePayments" xlink:label="element1846" />
        <label xlink:type="resource" xlink:label="label1846" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DefinedBenefitPlanBenefitAndExpensePayments_en-US">Settlements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1846" xlink:to="label1846" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AcquisitionRelatedFairValueAdjustments" xlink:label="element1847" />
        <label xlink:type="resource" xlink:label="label1847" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AcquisitionRelatedFairValueAdjustments_en-US">Acquisition-related fair value adjustments related to inventory</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1847" xlink:to="label1847" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AcquisitionRelatedFairValueAdjustments" xlink:label="element1848" />
        <label xlink:type="resource" xlink:label="label1848" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AcquisitionRelatedFairValueAdjustments_en-US">Non-cash adjustments to the fair value of acquisition-related contingent consideration liabilities or non-cash gains from the revaluation of an existing equity interest as the result of a business combination .</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1848" xlink:to="label1848" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AcquisitionRelatedFairValueAdjustments" xlink:label="element1849" />
        <label xlink:type="resource" xlink:label="label1849" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_AcquisitionRelatedFairValueAdjustments_en-US">Acquisition-related fair value adjustments related to inventory</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1849" xlink:to="label1849" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerConcentrationsRiskTopFiveMember" xlink:label="element1850" />
        <label xlink:type="resource" xlink:label="label1850" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CustomerConcentrationsRiskTopFiveMember_en-US">Top Five Customers Concentration Risk [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1850" xlink:to="label1850" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerConcentrationsRiskTopFiveMember" xlink:label="element1851" />
        <label xlink:type="resource" xlink:label="label1851" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CustomerConcentrationsRiskTopFiveMember_en-US">Reflects the percentage that revenues in the period from the entity's top five customers is to net revenues, as defined by the entity, such as total net revenues, product line revenues, segment revenues. The risk is the materially adverse effects of loss of a significant customer.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1851" xlink:to="label1851" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeTaxReconciliationNonTaxableRemeasurementGain" xlink:label="element1852" />
        <label xlink:type="resource" xlink:label="label1852" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_IncomeTaxReconciliationNonTaxableRemeasurementGain_en-US">Income Tax Reconciliation Non Taxable Remeasurement Gain</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1852" xlink:to="label1852" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeTaxReconciliationNonTaxableRemeasurementGain" xlink:label="element1853" />
        <label xlink:type="resource" xlink:label="label1853" xlink:role="http://www.xbrl.org/2003/role/positiveTerseLabel" xml:lang="en-US" id="positiveTerse_kwr_IncomeTaxReconciliationNonTaxableRemeasurementGain_en-US">Non-taxable Gain on Acquisition</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1853" xlink:to="label1853" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeTaxReconciliationNonTaxableRemeasurementGain" xlink:label="element1854" />
        <label xlink:type="resource" xlink:label="label1854" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_IncomeTaxReconciliationNonTaxableRemeasurementGain_en-US">The portion of the difference between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to a non-taxable remeasurment gain on a previously held equity interest.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1854" xlink:to="label1854" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeTaxReconciliationNonTaxableRemeasurementGain" xlink:label="element1855" />
        <label xlink:type="resource" xlink:label="label1855" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_IncomeTaxReconciliationNonTaxableRemeasurementGain_en-US">Non-taxable Gain on Acquisition</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1855" xlink:to="label1855" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossCarryforwardExpirationAxis" xlink:label="element1856" />
        <label xlink:type="resource" xlink:label="label1856" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LossCarryforwardExpirationAxis_en-US">Loss Carryforward Expiration [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1856" xlink:to="label1856" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossCarryforwardExpirationAxis" xlink:label="element1857" />
        <label xlink:type="resource" xlink:label="label1857" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LossCarryforwardExpirationAxis_en-US">Information about the expirations of tax loss carryforwards.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1857" xlink:to="label1857" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossCarryforwardExpirationDomain" xlink:label="element1858" />
        <label xlink:type="resource" xlink:label="label1858" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LossCarryforwardExpirationDomain_en-US">Loss Carryforward Expiration [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1858" xlink:to="label1858" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossCarryforwardExpirationDomain" xlink:label="element1859" />
        <label xlink:type="resource" xlink:label="label1859" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LossCarryforwardExpirationDomain_en-US">Identifies the period in which available tax loss carryforwards expire.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1859" xlink:to="label1859" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInNextYearMember" xlink:label="element1860" />
        <label xlink:type="resource" xlink:label="label1860" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInNextYearMember_en-US">Expiration In Next Year [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1860" xlink:to="label1860" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInNextYearMember" xlink:label="element1861" />
        <label xlink:type="resource" xlink:label="label1861" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInNextYearMember_en-US">Amount of Tax Loss Carryforward Expiring in Next Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1861" xlink:to="label1861" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearTwoMember" xlink:label="element1862" />
        <label xlink:type="resource" xlink:label="label1862" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearTwoMember_en-US">Expiration In Year Two [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1862" xlink:to="label1862" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearTwoMember" xlink:label="element1863" />
        <label xlink:type="resource" xlink:label="label1863" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInYearTwoMember_en-US">Amount of tax loss carryforward expiring within two years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1863" xlink:to="label1863" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearThreeMember" xlink:label="element1864" />
        <label xlink:type="resource" xlink:label="label1864" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearThreeMember_en-US">Expiration In Year Three [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1864" xlink:to="label1864" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearFourMember" xlink:label="element1865" />
        <label xlink:type="resource" xlink:label="label1865" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearFourMember_en-US">Expiration In Year Four [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1865" xlink:to="label1865" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearFourMember" xlink:label="element1866" />
        <label xlink:type="resource" xlink:label="label1866" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInYearFourMember_en-US">Amount of tax loss carryforward expiring within four years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1866" xlink:to="label1866" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearFiveMember" xlink:label="element1867" />
        <label xlink:type="resource" xlink:label="label1867" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearFiveMember_en-US">Expiration In Year Five [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1867" xlink:to="label1867" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearFiveMember" xlink:label="element1868" />
        <label xlink:type="resource" xlink:label="label1868" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInYearFiveMember_en-US">Amount of tax loss carryforward expiring within five years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1868" xlink:to="label1868" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearSixMember" xlink:label="element1869" />
        <label xlink:type="resource" xlink:label="label1869" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearSixMember_en-US">Expiration In Year Six [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1869" xlink:to="label1869" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearSixMember" xlink:label="element1870" />
        <label xlink:type="resource" xlink:label="label1870" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInYearSixMember_en-US">Amount of tax loss carryforward expiring within six years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1870" xlink:to="label1870" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearSevenMember" xlink:label="element1871" />
        <label xlink:type="resource" xlink:label="label1871" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearSevenMember_en-US">Expiration In Year Seven [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1871" xlink:to="label1871" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearSevenMember" xlink:label="element1872" />
        <label xlink:type="resource" xlink:label="label1872" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInYearSevenMember_en-US">Amount of tax loss carryforward expiring within seven years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1872" xlink:to="label1872" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearEightMember" xlink:label="element1873" />
        <label xlink:type="resource" xlink:label="label1873" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearEightMember_en-US">Expiration In Year Eight [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1873" xlink:to="label1873" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearEightMember" xlink:label="element1874" />
        <label xlink:type="resource" xlink:label="label1874" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInYearEightMember_en-US">Amount of tax loss carryforward expiring within eight years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1874" xlink:to="label1874" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearNineMember" xlink:label="element1875" />
        <label xlink:type="resource" xlink:label="label1875" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearNineMember_en-US">Expiration In Year Nine [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1875" xlink:to="label1875" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearNineMember" xlink:label="element1876" />
        <label xlink:type="resource" xlink:label="label1876" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInYearNineMember_en-US">Amount of tax loss carryforward expiring within nine years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1876" xlink:to="label1876" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearTenMember" xlink:label="element1877" />
        <label xlink:type="resource" xlink:label="label1877" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationInYearTenMember_en-US">Expiration In Year Ten [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1877" xlink:to="label1877" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationInYearTenMember" xlink:label="element1878" />
        <label xlink:type="resource" xlink:label="label1878" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationInYearTenMember_en-US">Amount of tax loss carryforward expiring within ten years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1878" xlink:to="label1878" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerMember" xlink:label="element1879" />
        <label xlink:type="resource" xlink:label="label1879" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CustomerMember_en-US">Customer [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1879" xlink:to="label1879" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerMember" xlink:label="element1880" />
        <label xlink:type="resource" xlink:label="label1880" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CustomerMember_en-US">Describes type of entity in bankruptcy as it relates to the Company. Examples include customers, vendors, third-party service providers.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1880" xlink:to="label1880" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OperatingIncomeLossSegmentReporting" xlink:label="element1881" />
        <label xlink:type="resource" xlink:label="label1881" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OperatingIncomeLossSegmentReporting_en-US">Operating Income Loss Segment Reporting</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1881" xlink:to="label1881" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OperatingIncomeLossSegmentReporting" xlink:label="element1882" />
        <label xlink:type="resource" xlink:label="label1882" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_OperatingIncomeLossSegmentReporting_en-US">Operating Earnings, Excluding Indirect Operating Expenses</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1882" xlink:to="label1882" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OperatingIncomeLossSegmentReporting" xlink:label="element1883" />
        <label xlink:type="resource" xlink:label="label1883" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_OperatingIncomeLossSegmentReporting_en-US">The net result for the period of deducting operating expenses from operating revenues before amortization and non-operating charges.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1883" xlink:to="label1883" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNamePrimexMember" xlink:label="element1884" />
        <label xlink:type="resource" xlink:label="label1884" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityMethodInvesteeNamePrimexMember_en-US">Equity Method Investee Name Primex [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1884" xlink:to="label1884" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNamePrimexMember" xlink:label="element1885" />
        <label xlink:type="resource" xlink:label="label1885" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityMethodInvesteeNamePrimexMember_en-US">Equity method investee - Primex, Ltd. (Barbados)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1885" xlink:to="label1885" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNamePrimexMember" xlink:label="element1886" />
        <label xlink:type="resource" xlink:label="label1886" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_EquityMethodInvesteeNamePrimexMember_en-US">Primex (Barbados) [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1886" xlink:to="label1886" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DescriptionOfForeignCurrencyDevaluationEffects" xlink:label="element1887" />
        <label xlink:type="resource" xlink:label="label1887" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DescriptionOfForeignCurrencyDevaluationEffects_en-US">Description Of Foreign Currency Devaluation Effects</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1887" xlink:to="label1887" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DescriptionOfForeignCurrencyDevaluationEffects" xlink:label="element1888" />
        <label xlink:type="resource" xlink:label="label1888" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DescriptionOfForeignCurrencyDevaluationEffects_en-US">Description of effects of foreign currency devaluation on financial statements in current or future periods, including but not limited to effects on diluted earnings per share.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1888" xlink:to="label1888" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquitySecuritiesInternationalDevelopedAndEmergingMarketsMember" xlink:label="element1889" />
        <label xlink:type="resource" xlink:label="label1889" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquitySecuritiesInternationalDevelopedAndEmergingMarketsMember_en-US">Equity Securities International Developed And Emerging Markets [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1889" xlink:to="label1889" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquitySecuritiesInternationalDevelopedAndEmergingMarketsMember" xlink:label="element1890" />
        <label xlink:type="resource" xlink:label="label1890" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquitySecuritiesInternationalDevelopedAndEmergingMarketsMember_en-US">This category includes information about ownership interests or the right to acquire ownership interests in corporations and other legal entities which ownership interest is represented by shares of common or preferred stock (which is neither mandatorily redeemable no redeemable at the option of the holder), convertible securities, stock rights, or stock warrants categorized by companies in international developed and emerging markets.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1890" xlink:to="label1890" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DomesticAndForeignGovernmentDebtSecuritiesMember" xlink:label="element1891" />
        <label xlink:type="resource" xlink:label="label1891" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DomesticAndForeignGovernmentDebtSecuritiesMember_en-US">Domestic And Foreign Government Debt Securities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1891" xlink:to="label1891" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DomesticAndForeignGovernmentDebtSecuritiesMember" xlink:label="element1892" />
        <label xlink:type="resource" xlink:label="label1892" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DomesticAndForeignGovernmentDebtSecuritiesMember_en-US">Debt securities issued by a national, local, or municipal government either within or not within the country of domicile of the reporting entity.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1892" xlink:to="label1892" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanForeignCurrencyExchangeRateChangesOtherComprehensiveIncomeLoss" xlink:label="element1893" />
        <label xlink:type="resource" xlink:label="label1893" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DefinedBenefitPlanForeignCurrencyExchangeRateChangesOtherComprehensiveIncomeLoss_en-US">Defined Benefit Plan Foreign Currency Exchange Rate Changes, Other Comprehensive Income Loss</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1893" xlink:to="label1893" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanForeignCurrencyExchangeRateChangesOtherComprehensiveIncomeLoss" xlink:label="element1894" />
        <label xlink:type="resource" xlink:label="label1894" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DefinedBenefitPlanForeignCurrencyExchangeRateChangesOtherComprehensiveIncomeLoss_en-US">Amount of gain (loss) from foreign currency exchange rate changes for an obligation of a foreign operation whose functional currency is not the reporting currency.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1894" xlink:to="label1894" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanForeignCurrencyExchangeRateChangesOtherComprehensiveIncomeLoss" xlink:label="element1895" />
        <label xlink:type="resource" xlink:label="label1895" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DefinedBenefitPlanForeignCurrencyExchangeRateChangesOtherComprehensiveIncomeLoss_en-US">Foreign Currency Exchange Rate Changes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1895" xlink:to="label1895" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanForeignCurrencyExchangeRateChangesOtherComprehensiveIncomeLoss" xlink:label="element1896" />
        <label xlink:type="resource" xlink:label="label1896" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_DefinedBenefitPlanForeignCurrencyExchangeRateChangesOtherComprehensiveIncomeLoss_en-US">Foreign Currency Exchange Rate Changes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1896" xlink:to="label1896" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CompanyStockMember" xlink:label="element1897" />
        <label xlink:type="resource" xlink:label="label1897" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CompanyStockMember_en-US">Company Stock [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1897" xlink:to="label1897" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CompanyStockMember" xlink:label="element1898" />
        <label xlink:type="resource" xlink:label="label1898" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CompanyStockMember_en-US">Describes amounts and percentages of the Entity's common stock as part of the Entity's Pension and Postretirement Benefit Plans.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1898" xlink:to="label1898" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatAssessmentThreeMember" xlink:label="element1899" />
        <label xlink:type="resource" xlink:label="label1899" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_VatAssessmentThreeMember_en-US">Vat Assessment Three [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1899" xlink:to="label1899" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatAssessmentThreeMember" xlink:label="element1900" />
        <label xlink:type="resource" xlink:label="label1900" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_VatAssessmentThreeMember_en-US">Assessment amount for VAT related matters</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1900" xlink:to="label1900" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_VatAssessmentThreeMember" xlink:label="element1901" />
        <label xlink:type="resource" xlink:label="label1901" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_VatAssessmentThreeMember_en-US">VAT Assessment Three [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1901" xlink:to="label1901" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ProceedsFromNonIncomeTaxRefunds" xlink:label="element1902" />
        <label xlink:type="resource" xlink:label="label1902" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ProceedsFromNonIncomeTaxRefunds_en-US">Proceeds From Non Income Tax Refunds</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1902" xlink:to="label1902" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ProceedsFromNonIncomeTaxRefunds" xlink:label="element1903" />
        <label xlink:type="resource" xlink:label="label1903" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ProceedsFromNonIncomeTaxRefunds_en-US">The amount of cash received during the period as refunds for the overpayment of non-income taxes.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1903" xlink:to="label1903" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ProceedsFromNonIncomeTaxRefunds" xlink:label="element1904" />
        <label xlink:type="resource" xlink:label="label1904" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ProceedsFromNonIncomeTaxRefunds_en-US">Non-income tax refunds and other related credits</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1904" xlink:to="label1904" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationFairValueOfEquitytransfered" xlink:label="element1905" />
        <label xlink:type="resource" xlink:label="label1905" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessCombinationFairValueOfEquitytransfered_en-US">Business Combination Fair Value Of Equity transfered</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1905" xlink:to="label1905" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationFairValueOfEquitytransfered" xlink:label="element1906" />
        <label xlink:type="resource" xlink:label="label1906" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_BusinessCombinationFairValueOfEquitytransfered_en-US">Fair value of common stock issued as consideration</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1906" xlink:to="label1906" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationFairValueOfEquitytransfered" xlink:label="element1907" />
        <label xlink:type="resource" xlink:label="label1907" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_BusinessCombinationFairValueOfEquitytransfered_en-US">In a business combination achieved in stages, this element represents the acquisition-date fair value of the equity issued as part of the combination</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1907" xlink:to="label1907" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RollingLubricantsProductLineMember" xlink:label="element1908" />
        <label xlink:type="resource" xlink:label="label1908" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_RollingLubricantsProductLineMember_en-US">Rolling Lubricants Product Line [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1908" xlink:to="label1908" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RollingLubricantsProductLineMember" xlink:label="element1909" />
        <label xlink:type="resource" xlink:label="label1909" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_RollingLubricantsProductLineMember_en-US">Rolling lubricants product line representing more than 10% of consolidated net sales.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1909" xlink:to="label1909" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MachiningAndGrindingCompoundsProductLineMember" xlink:label="element1910" />
        <label xlink:type="resource" xlink:label="label1910" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_MachiningAndGrindingCompoundsProductLineMember_en-US">Machining And Grinding Compounds Product Line [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1910" xlink:to="label1910" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MachiningAndGrindingCompoundsProductLineMember" xlink:label="element1911" />
        <label xlink:type="resource" xlink:label="label1911" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_MachiningAndGrindingCompoundsProductLineMember_en-US">Machining and grinding compound product line representing more than 10% of consolidated net sales</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1911" xlink:to="label1911" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HydraulicFluidsProductLineMember" xlink:label="element1912" />
        <label xlink:type="resource" xlink:label="label1912" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_HydraulicFluidsProductLineMember_en-US">Hydraulic Fluids Product Line [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1912" xlink:to="label1912" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HydraulicFluidsProductLineMember" xlink:label="element1913" />
        <label xlink:type="resource" xlink:label="label1913" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_HydraulicFluidsProductLineMember_en-US">Hydraulic fluids member representing more than 10% of consolidated net sales.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1913" xlink:to="label1913" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CorrosionPreventivesProductLineMember" xlink:label="element1914" />
        <label xlink:type="resource" xlink:label="label1914" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CorrosionPreventivesProductLineMember_en-US">Corrosion Preventives Product Line [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1914" xlink:to="label1914" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CorrosionPreventivesProductLineMember" xlink:label="element1915" />
        <label xlink:type="resource" xlink:label="label1915" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CorrosionPreventivesProductLineMember_en-US">Corrosion preventives product line representing more than 10% of consolidated net sales</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1915" xlink:to="label1915" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_QuarterlyFinancialInformationQuarterlyChargesAndCreditsAmountAffectingComparabilityPerDilutedShare" xlink:label="element1916" />
        <label xlink:type="resource" xlink:label="label1916" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_QuarterlyFinancialInformationQuarterlyChargesAndCreditsAmountAffectingComparabilityPerDilutedShare_en-US">Quarterly Financial Information, Quarterly Charges And Credits, Amount Affecting Comparability, Per Diluted Share</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1916" xlink:to="label1916" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_QuarterlyFinancialInformationQuarterlyChargesAndCreditsAmountAffectingComparabilityPerDilutedShare" xlink:label="element1917" />
        <label xlink:type="resource" xlink:label="label1917" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_QuarterlyFinancialInformationQuarterlyChargesAndCreditsAmountAffectingComparabilityPerDilutedShare_en-US">Quarterly Charges And Credits, Per Diluted Share</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1917" xlink:to="label1917" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CaptiveInsuranceEquityAffiliateMember" xlink:label="element1918" />
        <label xlink:type="resource" xlink:label="label1918" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CaptiveInsuranceEquityAffiliateMember_en-US">Captive Insurance Equity Affiliate [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1918" xlink:to="label1918" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CaptiveInsuranceEquityAffiliateMember" xlink:label="element1919" />
        <label xlink:type="resource" xlink:label="label1919" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CaptiveInsuranceEquityAffiliateMember_en-US">The effect on earnings from the entity's captive insurance equity affiliate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1919" xlink:to="label1919" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CurrenConversionMember" xlink:label="element1920" />
        <label xlink:type="resource" xlink:label="label1920" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CurrenConversionMember_en-US">Currency Conversion [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1920" xlink:to="label1920" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CurrenConversionMember" xlink:label="element1921" />
        <label xlink:type="resource" xlink:label="label1921" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CurrenConversionMember_en-US">Effect of currency conversion impacts on earnings from the entity's Venezuelan equity affiliate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1921" xlink:to="label1921" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MineralOilExciseTaxRefundMember" xlink:label="element1922" />
        <label xlink:type="resource" xlink:label="label1922" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_MineralOilExciseTaxRefundMember_en-US">Mineral Oil Excise Tax Refund [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1922" xlink:to="label1922" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MineralOilExciseTaxRefundMember" xlink:label="element1923" />
        <label xlink:type="resource" xlink:label="label1923" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_MineralOilExciseTaxRefundMember_en-US">The effect on earnings of the entity's receipt of a refund of mineral oil excise taxes, previously paid.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1923" xlink:to="label1923" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AcquisitionRelatedEarnoutAdjustmentMember" xlink:label="element1924" />
        <label xlink:type="resource" xlink:label="label1924" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AcquisitionRelatedEarnoutAdjustmentMember_en-US">Acquisition Related Earnout Adjustment [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1924" xlink:to="label1924" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AcquisitionRelatedEarnoutAdjustmentMember" xlink:label="element1925" />
        <label xlink:type="resource" xlink:label="label1925" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AcquisitionRelatedEarnoutAdjustmentMember_en-US">The effect on earnings of adjustments to the entity's acquisition-related earnout liability.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1925" xlink:to="label1925" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CostStreamliningInitiativeMember" xlink:label="element1926" />
        <label xlink:type="resource" xlink:label="label1926" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CostStreamliningInitiativeMember_en-US">Cost Streamlining Initiative [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1926" xlink:to="label1926" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CostStreamliningInitiativeMember" xlink:label="element1927" />
        <label xlink:type="resource" xlink:label="label1927" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CostStreamliningInitiativeMember_en-US">The effect on earnings of cost streamlining initiatives undertaken by the entity during the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1927" xlink:to="label1927" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_KeyEmployeeTransitionCostsMember" xlink:label="element1928" />
        <label xlink:type="resource" xlink:label="label1928" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_KeyEmployeeTransitionCostsMember_en-US">Key Employee Transition Costs [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1928" xlink:to="label1928" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_KeyEmployeeTransitionCostsMember" xlink:label="element1929" />
        <label xlink:type="resource" xlink:label="label1929" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_KeyEmployeeTransitionCostsMember_en-US">The effect on earnings of key employee transition costs incurred by the entity during the period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1929" xlink:to="label1929" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerBankruptcyMember" xlink:label="element1930" />
        <label xlink:type="resource" xlink:label="label1930" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CustomerBankruptcyMember_en-US">Customer Bankruptcy [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1930" xlink:to="label1930" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerBankruptcyMember" xlink:label="element1931" />
        <label xlink:type="resource" xlink:label="label1931" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CustomerBankruptcyMember_en-US">The effect on earnings of customer bankruptcy(s) on the entity's results during the period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1931" xlink:to="label1931" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CurrencyConversionAdjustment" xlink:label="element1932" />
        <label xlink:type="resource" xlink:label="label1932" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CurrencyConversionAdjustment_en-US">Currency Conversion Adjustment</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1932" xlink:to="label1932" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CurrencyConversionAdjustment" xlink:label="element1933" />
        <label xlink:type="resource" xlink:label="label1933" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CurrencyConversionAdjustment_en-US">Reflects the effect of a currency conversion charge during the period due to an equity affiliate.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1933" xlink:to="label1933" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RevenueMember" xlink:label="element1934" />
        <label xlink:type="resource" xlink:label="label1934" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_RevenueMember_en-US">Revenue [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1934" xlink:to="label1934" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RevenueMember" xlink:label="element1935" />
        <label xlink:type="resource" xlink:label="label1935" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_RevenueMember_en-US">Information about revenue produced by the equity affiliate of the entity.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1935" xlink:to="label1935" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeBeforeIncomeTaxesMember" xlink:label="element1936" />
        <label xlink:type="resource" xlink:label="label1936" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_IncomeBeforeIncomeTaxesMember_en-US">Income Before Income Taxes [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1936" xlink:to="label1936" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IncomeBeforeIncomeTaxesMember" xlink:label="element1937" />
        <label xlink:type="resource" xlink:label="label1937" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_IncomeBeforeIncomeTaxesMember_en-US">Information about the entity's equity affiliate's income before income taxes.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1937" xlink:to="label1937" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityAffiliateNetIncomeMember" xlink:label="element1938" />
        <label xlink:type="resource" xlink:label="label1938" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityAffiliateNetIncomeMember_en-US">Equity Affiliate Net Income [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1938" xlink:to="label1938" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityAffiliateNetIncomeMember" xlink:label="element1939" />
        <label xlink:type="resource" xlink:label="label1939" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EquityAffiliateNetIncomeMember_en-US">Information about the net income attributable to the entity's equity affiliate.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1939" xlink:to="label1939" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonIncomeTaxContingencyChargeMember" xlink:label="element1940" />
        <label xlink:type="resource" xlink:label="label1940" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NonIncomeTaxContingencyChargeMember_en-US">Non Income Tax Contingency Charge [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1940" xlink:to="label1940" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NonIncomeTaxContingencyChargeMember" xlink:label="element1941" />
        <label xlink:type="resource" xlink:label="label1941" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_NonIncomeTaxContingencyChargeMember_en-US">The effect on earnings of a non-income tax contingency charge on the entity's results during the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1941" xlink:to="label1941" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange7Member" xlink:label="element1942" />
        <label xlink:type="resource" xlink:label="label1942" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExercisePriceRange7Member_en-US">Exercise Price Range7 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1942" xlink:to="label1942" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange7Member" xlink:label="element1943" />
        <label xlink:type="resource" xlink:label="label1943" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExercisePriceRange7Member_en-US">Total outstanding and exercisable stock options within range $90.01 - $130.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1943" xlink:to="label1943" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange7Member" xlink:label="element1944" />
        <label xlink:type="resource" xlink:label="label1944" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ExercisePriceRange7Member_en-US">$140.01 - $150.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1944" xlink:to="label1944" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange8Member" xlink:label="element1945" />
        <label xlink:type="resource" xlink:label="label1945" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExercisePriceRange8Member_en-US">Exercise Price Range8 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1945" xlink:to="label1945" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange8Member" xlink:label="element1946" />
        <label xlink:type="resource" xlink:label="label1946" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExercisePriceRange8Member_en-US">Total outstanding and exercisable stock options within range $130.01 - $140.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1946" xlink:to="label1946" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExercisePriceRange8Member" xlink:label="element1947" />
        <label xlink:type="resource" xlink:label="label1947" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ExercisePriceRange8Member_en-US">$150.01 - $160.00</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1947" xlink:to="label1947" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PensionAmendmentMember" xlink:label="element1948" />
        <label xlink:type="resource" xlink:label="label1948" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PensionAmendmentMember_en-US">Pension Amendment [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1948" xlink:to="label1948" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PensionAmendmentMember" xlink:label="element1949" />
        <label xlink:type="resource" xlink:label="label1949" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PensionAmendmentMember_en-US">The effect on earnings of a pension amendment charge on the entity's results during the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1949" xlink:to="label1949" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RealEstateFundMember" xlink:label="element1950" />
        <label xlink:type="resource" xlink:label="label1950" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_RealEstateFundMember_en-US">Real Estate Fund [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1950" xlink:to="label1950" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RealEstateFundMember" xlink:label="element1951" />
        <label xlink:type="resource" xlink:label="label1951" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_RealEstateFundMember_en-US">This category includes information about a real estate equity fund purchased by the plan as part of its asset allocation strategy</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1951" xlink:to="label1951" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CommingledFundsMember" xlink:label="element1952" />
        <label xlink:type="resource" xlink:label="label1952" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CommingledFundsMember_en-US">Commingled Funds [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1952" xlink:to="label1952" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CommingledFundsMember" xlink:label="element1953" />
        <label xlink:type="resource" xlink:label="label1953" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CommingledFundsMember_en-US">This category includes information about pooled institutional investments, including primarily investment trusts</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1953" xlink:to="label1953" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectOfCustomerBankruptciesPerDilutedShare" xlink:label="element1954" />
        <label xlink:type="resource" xlink:label="label1954" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EffectOfCustomerBankruptciesPerDilutedShare_en-US">Effect Of Customer Bankruptcies Per Diluted Share</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1954" xlink:to="label1954" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectOfCustomerBankruptciesPerDilutedShare" xlink:label="element1955" />
        <label xlink:type="resource" xlink:label="label1955" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EffectOfCustomerBankruptciesPerDilutedShare_en-US">Reflects the effect on diluted earnings per share due to customer bankruptcies during the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1955" xlink:to="label1955" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TrademarksFormulationsandproducttechnologymemberMember" xlink:label="element1956" />
        <label xlink:type="resource" xlink:label="label1956" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TrademarksFormulationsandproducttechnologymemberMember_en-US">Trademarks Formulations And Product Technology [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1956" xlink:to="label1956" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ScheduleOfForeignCurrencyLineItems" xlink:label="element1957" />
        <label xlink:type="resource" xlink:label="label1957" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ScheduleOfForeignCurrencyLineItems_en-US">Schedule Of Foreign Currency [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1957" xlink:to="label1957" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ScheduleofforeigncurrencyexchangetableTable" xlink:label="element1958" />
        <label xlink:type="resource" xlink:label="label1958" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ScheduleofforeigncurrencyexchangetableTable_en-US">Schedule Of Foreign Currency Exchange [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1958" xlink:to="label1958" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ForeignCurrencyExchangeMechanismAxis" xlink:label="element1959" />
        <label xlink:type="resource" xlink:label="label1959" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ForeignCurrencyExchangeMechanismAxis_en-US">Foreign Currency Exchange Mechanism [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1959" xlink:to="label1959" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CadiviMember" xlink:label="element1960" />
        <label xlink:type="resource" xlink:label="label1960" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CadiviMember_en-US">CADIVI [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1960" xlink:to="label1960" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SimadiMember" xlink:label="element1961" />
        <label xlink:type="resource" xlink:label="label1961" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_SimadiMember_en-US">SIMADI [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1961" xlink:to="label1961" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ForeignCurrencyExchangeMechanismDomain" xlink:label="element1962" />
        <label xlink:type="resource" xlink:label="label1962" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ForeignCurrencyExchangeMechanismDomain_en-US">Foreign Currency Exchange Mechanism [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1962" xlink:to="label1962" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UncommonTransactionRelatedCostsMember" xlink:label="element1963" />
        <label xlink:type="resource" xlink:label="label1963" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_UncommonTransactionRelatedCostsMember_en-US">Uncommon Transaction Related Costs [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1963" xlink:to="label1963" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UncommonTransactionRelatedCostsMember" xlink:label="element1964" />
        <label xlink:type="resource" xlink:label="label1964" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_UncommonTransactionRelatedCostsMember_en-US">The effect on earnings of certain uncommon transaction related costs incurred in connection with the execution of, and diligence on, acquisition candidates.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1964" xlink:to="label1964" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UncommonTransactionRelatedCostsMember" xlink:label="element1965" />
        <label xlink:type="resource" xlink:label="label1965" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_UncommonTransactionRelatedCostsMember_en-US">Houghton Combination-related expenses [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1965" xlink:to="label1965" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Effectofrestructuringcostsperdilutedshare" xlink:label="element1966" />
        <label xlink:type="resource" xlink:label="label1966" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Effectofrestructuringcostsperdilutedshare_en-US">Effect Of Restructuring Costs Per Diluted Share</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1966" xlink:to="label1966" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Effectofrestructuringcostsperdilutedshare" xlink:label="element1967" />
        <label xlink:type="resource" xlink:label="label1967" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Effectofrestructuringcostsperdilutedshare_en-US">Reflects the effect on diluted earnings per share due to restructuring costs during the period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1967" xlink:to="label1967" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationinfifteenyearsmemberMember" xlink:label="element1968" />
        <label xlink:type="resource" xlink:label="label1968" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationinfifteenyearsmemberMember_en-US">Expiration In Fifteen Years [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1968" xlink:to="label1968" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationinfifteenyearsmemberMember" xlink:label="element1969" />
        <label xlink:type="resource" xlink:label="label1969" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationinfifteenyearsmemberMember_en-US">Amount of tax loss carryforward expiring within Fifteen years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1969" xlink:to="label1969" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationintwentyyearsmemberMember" xlink:label="element1970" />
        <label xlink:type="resource" xlink:label="label1970" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ExpirationintwentyyearsmemberMember_en-US">Expiration In Twenty Years [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1970" xlink:to="label1970" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ExpirationintwentyyearsmemberMember" xlink:label="element1971" />
        <label xlink:type="resource" xlink:label="label1971" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ExpirationintwentyyearsmemberMember_en-US">Amount of tax loss carryforward expiring within twenty years of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1971" xlink:to="label1971" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShareRepurchaseProgramMember" xlink:label="element1972" />
        <label xlink:type="resource" xlink:label="label1972" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ShareRepurchaseProgramMember_en-US">Share Repurchase Program [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1972" xlink:to="label1972" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShareRepurchaseProgramMember" xlink:label="element1973" />
        <label xlink:type="resource" xlink:label="label1973" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ShareRepurchaseProgramMember_en-US">Share repurchase program authorized by the Board of Directors of the Company. Shares may be purchased from the open market or in private negotiated transactions.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1973" xlink:to="label1973" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShareRepurchaseProgramMember" xlink:label="element1974" />
        <label xlink:type="resource" xlink:label="label1974" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ShareRepurchaseProgramMember_en-US">2015 Share Repurchase [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1974" xlink:to="label1974" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IndustrialDevelopmentBondDue2028Member" xlink:label="element1975" />
        <label xlink:type="resource" xlink:label="label1975" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_IndustrialDevelopmentBondDue2028Member_en-US">Industrial Development Bond Due 2028 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1975" xlink:to="label1975" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectofpriorservicecostChargeperdilutedshare" xlink:label="element1976" />
        <label xlink:type="resource" xlink:label="label1976" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EffectofpriorservicecostChargeperdilutedshare_en-US">Effect Of Prior Service Cost Charge Per Diluted Share</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1976" xlink:to="label1976" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectofpriorservicecostChargeperdilutedshare" xlink:label="element1977" />
        <label xlink:type="resource" xlink:label="label1977" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_EffectofpriorservicecostChargeperdilutedshare_en-US">Reflects the effect on diluted earnings per share due to a prior service cost related to pension during the period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1977" xlink:to="label1977" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanAmortizationOfGainsLossesWithSettlementLoss" xlink:label="element1978" />
        <label xlink:type="resource" xlink:label="label1978" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DefinedBenefitPlanAmortizationOfGainsLossesWithSettlementLoss_en-US">Defined Benefit Plan, Amortization of Gains (Losses) with Settlement Loss</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1978" xlink:to="label1978" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanAmortizationOfGainsLossesWithSettlementLoss" xlink:label="element1979" />
        <label xlink:type="resource" xlink:label="label1979" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DefinedBenefitPlanAmortizationOfGainsLossesWithSettlementLoss_en-US">Amortization of actuarial loss including plan settlement losses</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1979" xlink:to="label1979" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanAmortizationOfGainsLossesWithSettlementLoss" xlink:label="element1980" />
        <label xlink:type="resource" xlink:label="label1980" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DefinedBenefitPlanAmortizationOfGainsLossesWithSettlementLoss_en-US">Actuarial Loss</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1980" xlink:to="label1980" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DiproMember" xlink:label="element1981" />
        <label xlink:type="resource" xlink:label="label1981" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DiproMember_en-US">DIPRO [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1981" xlink:to="label1981" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DicomMember" xlink:label="element1982" />
        <label xlink:type="resource" xlink:label="label1982" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DicomMember_en-US">DICOM [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1982" xlink:to="label1982" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UnrecognizedTaxBenefitsInterestIncomeOnIncomeTaxes" xlink:label="element1983" />
        <label xlink:type="resource" xlink:label="label1983" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_UnrecognizedTaxBenefitsInterestIncomeOnIncomeTaxes_en-US">Unrecognized Tax Benefits Interest Income On Income Taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1983" xlink:to="label1983" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UnrecognizedTaxBenefitsInterestIncomeOnIncomeTaxes" xlink:label="element1984" />
        <label xlink:type="resource" xlink:label="label1984" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_UnrecognizedTaxBenefitsInterestIncomeOnIncomeTaxes_en-US">Amount of interest income for an overpayment of income taxes.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1984" xlink:to="label1984" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UnrecognizedTaxBenefitsIncomeTaxPenaltiesIncome" xlink:label="element1985" />
        <label xlink:type="resource" xlink:label="label1985" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_UnrecognizedTaxBenefitsIncomeTaxPenaltiesIncome_en-US">Unrecognized Tax Benefits Tax Penalties Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1985" xlink:to="label1985" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UnrecognizedTaxBenefitsIncomeTaxPenaltiesIncome" xlink:label="element1986" />
        <label xlink:type="resource" xlink:label="label1986" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_UnrecognizedTaxBenefitsIncomeTaxPenaltiesIncome_en-US">Amount of Income for penalties related to a tax position claimed or expected to be claimed in the tax return.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1986" xlink:to="label1986" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SpecialtyGreasesMember" xlink:label="element1987" />
        <label xlink:type="resource" xlink:label="label1987" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_SpecialtyGreasesMember_en-US">Specialty Greases [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1987" xlink:to="label1987" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SpecialtyGreasesMember" xlink:label="element1988" />
        <label xlink:type="resource" xlink:label="label1988" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance" xml:lang="en-US" id="disclosureGuidance_kwr_SpecialtyGreasesMember_en-US">Specialty greases product line representing more than 10% of consolidated net sales</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1988" xlink:to="label1988" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PriorPeriodReclassifications" xlink:label="element1989" />
        <label xlink:type="resource" xlink:label="label1989" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PriorPeriodReclassifications_en-US">Prior Period Reclassifications</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1989" xlink:to="label1989" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PriorPeriodReclassifications" xlink:label="element1990" />
        <label xlink:type="resource" xlink:label="label1990" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PriorPeriodReclassifications_en-US">Description of balance sheet reclassifications made to prior period financial statements in order to conform to current year presentation.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1990" xlink:to="label1990" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanFairValueOfPlanAssetsMeasuredAtNetAssetValue" xlink:label="element1991" />
        <label xlink:type="resource" xlink:label="label1991" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DefinedBenefitPlanFairValueOfPlanAssetsMeasuredAtNetAssetValue_en-US">Defined Benefit Plan Fair Value Of Plan Assets Measured At Net Asset Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1991" xlink:to="label1991" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanFairValueOfPlanAssetsMeasuredAtNetAssetValue" xlink:label="element1992" />
        <label xlink:type="resource" xlink:label="label1992" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DefinedBenefitPlanFairValueOfPlanAssetsMeasuredAtNetAssetValue_en-US">Fair value of assets that have been segregated and restricted to provide pension or postretirement benefits. Assets include, but are not limited to, stocks, bonds, other investments, earnings from investments, and contributions by the employer and employees.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1992" xlink:to="label1992" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanFairValueOfPlanAssetsMeasuredAtNetAssetValue" xlink:label="element1993" />
        <label xlink:type="resource" xlink:label="label1993" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DefinedBenefitPlanFairValueOfPlanAssetsMeasuredAtNetAssetValue_en-US">Fair Value of Plan Assets measured at NAV</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1993" xlink:to="label1993" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanFairValueOfPlanAssetsExcludingAssetsMeasuredAtNetAssetValue" xlink:label="element1994" />
        <label xlink:type="resource" xlink:label="label1994" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DefinedBenefitPlanFairValueOfPlanAssetsExcludingAssetsMeasuredAtNetAssetValue_en-US">Defined Benefit Plan Fair Value Of Plan Assets Excluding Assets Measured At Net Asset Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1994" xlink:to="label1994" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanFairValueOfPlanAssetsExcludingAssetsMeasuredAtNetAssetValue" xlink:label="element1995" />
        <label xlink:type="resource" xlink:label="label1995" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DefinedBenefitPlanFairValueOfPlanAssetsExcludingAssetsMeasuredAtNetAssetValue_en-US">Fair value of assets excluding assets measured at net asset value that have been segregated and restricted to provide pension or postretirement benefits. Assets include, but are not limited to, stocks, bonds, other investments, earnings from investments, and contributions by the employer and employees.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1995" xlink:to="label1995" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanFairValueOfPlanAssetsExcludingAssetsMeasuredAtNetAssetValue" xlink:label="element1996" />
        <label xlink:type="resource" xlink:label="label1996" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DefinedBenefitPlanFairValueOfPlanAssetsExcludingAssetsMeasuredAtNetAssetValue_en-US">Fair Value of Plan Assets excluding assets measured at NAV</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1996" xlink:to="label1996" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Increasedecreaseinaccruednoncurrentincometaxespayable" xlink:label="element1997" />
        <label xlink:type="resource" xlink:label="label1997" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Increasedecreaseinaccruednoncurrentincometaxespayable_en-US">Increase decrease in accrued non current income taxes payable</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1997" xlink:to="label1997" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Increasedecreaseinaccruednoncurrentincometaxespayable" xlink:label="element1998" />
        <label xlink:type="resource" xlink:label="label1998" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_kwr_Increasedecreaseinaccruednoncurrentincometaxespayable_en-US">Non-current income taxes payable</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1998" xlink:to="label1998" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UsTaxReformChargesMember" xlink:label="element1999" />
        <label xlink:type="resource" xlink:label="label1999" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_UsTaxReformChargesMember_en-US">U.S. Tax Reform Charges [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1999" xlink:to="label1999" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UsTaxReformChargesMember" xlink:label="element2000" />
        <label xlink:type="resource" xlink:label="label2000" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_UsTaxReformChargesMember_en-US">The effect on earnings of US. tax reform charges on the entity's results during the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2000" xlink:to="label2000" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossOnDisposalOfHeldForSaleAssetMember" xlink:label="element2001" />
        <label xlink:type="resource" xlink:label="label2001" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LossOnDisposalOfHeldForSaleAssetMember_en-US">Loss On Disposal Of Held For Sale Asset [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2001" xlink:to="label2001" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossOnDisposalOfHeldForSaleAssetMember" xlink:label="element2002" />
        <label xlink:type="resource" xlink:label="label2002" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LossOnDisposalOfHeldForSaleAssetMember_en-US">The effect on earnings of a loss on dsiposal of availble-for-sale asset on the entity's results during the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2002" xlink:to="label2002" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InsuranceInsolvencyRecoveryMember" xlink:label="element2003" />
        <label xlink:type="resource" xlink:label="label2003" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_InsuranceInsolvencyRecoveryMember_en-US">Insurance Insolvency Recovery [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2003" xlink:to="label2003" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_InsuranceInsolvencyRecoveryMember" xlink:label="element2004" />
        <label xlink:type="resource" xlink:label="label2004" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_InsuranceInsolvencyRecoveryMember_en-US">The effect on earnings of an insurance insolvency recovery on the entity's results during the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2004" xlink:to="label2004" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UsPensionPlanSettlementChargeMember" xlink:label="element2005" />
        <label xlink:type="resource" xlink:label="label2005" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_UsPensionPlanSettlementChargeMember_en-US">Pension and postretirement benefit costs, non-service components [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2005" xlink:to="label2005" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UsPensionPlanSettlementChargeMember" xlink:label="element2006" />
        <label xlink:type="resource" xlink:label="label2006" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_UsPensionPlanSettlementChargeMember_en-US">The effect on earnings of a U.S. pension plan settlement charge on the entity's results during the period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2006" xlink:to="label2006" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Pensionandpostretirementbenefitcostsnonservicecomponents" xlink:label="element2007" />
        <label xlink:type="resource" xlink:label="label2007" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Pensionandpostretirementbenefitcostsnonservicecomponents_en-US">Pension and post retirement benefit costs, non-service components</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2007" xlink:to="label2007" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Pensionandpostretirementbenefitcostsnonservicecomponents" xlink:label="element2008" />
        <label xlink:type="resource" xlink:label="label2008" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Pensionandpostretirementbenefitcostsnonservicecomponents_en-US">Other income related to non-service pension cost components</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2008" xlink:to="label2008" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Pensionandpostretirementbenefitcostsnonservicecomponents" xlink:label="element2009" />
        <label xlink:type="resource" xlink:label="label2009" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_kwr_Pensionandpostretirementbenefitcostsnonservicecomponents_en-US">Pension and post retirement benefit costs nonservice components</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2009" xlink:to="label2009" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Insurancesolvencyrecovery" xlink:label="element2010" />
        <label xlink:type="resource" xlink:label="label2010" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Insurancesolvencyrecovery_en-US">Insurance solvency recovery</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2010" xlink:to="label2010" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Insurancesolvencyrecovery" xlink:label="element2011" />
        <label xlink:type="resource" xlink:label="label2011" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Insurancesolvencyrecovery_en-US">Income associated with a cash receipt from an insolvent insurance carrier for previously submitted claims by an inative subsiary of the Company.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2011" xlink:to="label2011" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Quarterlyfinancialinformationquarterlychargesandcreditsamountaffectingcomparabilitytoearnings" xlink:label="element2012" />
        <label xlink:type="resource" xlink:label="label2012" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Quarterlyfinancialinformationquarterlychargesandcreditsamountaffectingcomparabilitytoearnings_en-US">Quarterly Financial Information Quarterly Charges And Credits Amount Affecting Comparability To Earnings</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2012" xlink:to="label2012" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Quarterlyfinancialinformationquarterlychargesandcreditsamountaffectingcomparabilitytoearnings" xlink:label="element2013" />
        <label xlink:type="resource" xlink:label="label2013" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_Quarterlyfinancialinformationquarterlychargesandcreditsamountaffectingcomparabilitytoearnings_en-US">Quarterly Charges And Credits</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2013" xlink:to="label2013" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_USTaxReformAct" xlink:label="element2014" />
        <label xlink:type="resource" xlink:label="label2014" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_USTaxReformAct_en-US">U.S. Tax Reform Act</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2014" xlink:to="label2014" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_USTaxReformAct" xlink:label="element2015" />
        <label xlink:type="resource" xlink:label="label2015" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_USTaxReformAct_en-US">A decription of the Tax Cuts and Jobs Act (U.S. Tax Reform) tax legislation as enacted by the U.S. government on December 22,2017 and its effetcs on the Company's earnings.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2015" xlink:to="label2015" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Combinationrelatedexpensesnetofpayements" xlink:label="element2016" />
        <label xlink:type="resource" xlink:label="label2016" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Combinationrelatedexpensesnetofpayements_en-US">Combination and other acquisition-related expenses, net of payements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2016" xlink:to="label2016" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Combinationrelatedexpensesnetofpayements" xlink:label="element2017" />
        <label xlink:type="resource" xlink:label="label2017" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Combinationrelatedexpensesnetofpayements_en-US">This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities, net of payments.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2017" xlink:to="label2017" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerConcentrationRiskTopFiveMember" xlink:label="element2018" />
        <label xlink:type="resource" xlink:label="label2018" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CustomerConcentrationRiskTopFiveMember_en-US">Customer Concentration Risk Top Five [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2018" xlink:to="label2018" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerConcentrationRiskTopFiveMember" xlink:label="element2019" />
        <label xlink:type="resource" xlink:label="label2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_CustomerConcentrationRiskTopFiveMember_en-US">Top Five Customers Concentration Risk [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2019" xlink:to="label2019" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerConcentrationRiskTopFiveMember" xlink:label="element2020" />
        <label xlink:type="resource" xlink:label="label2020" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CustomerConcentrationRiskTopFiveMember_en-US">Reflects the percentage that revenues in the period from the entity's top five customers is to net revenues, as defined by the entity, such as total net revenues, product line revenues, segment revenues. The risk is the materially adverse effects of loss of a significant customer.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2020" xlink:to="label2020" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PrimaryMetalsMember" xlink:label="element2021" />
        <label xlink:type="resource" xlink:label="label2021" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PrimaryMetalsMember_en-US">Primary Metals [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2021" xlink:to="label2021" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MetalworkingMember" xlink:label="element2022" />
        <label xlink:type="resource" xlink:label="label2022" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_MetalworkingMember_en-US">Metalworking [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2022" xlink:to="label2022" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_GainonliquidationofinactivelegalentityMember" xlink:label="element2023" />
        <label xlink:type="resource" xlink:label="label2023" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_GainonliquidationofinactivelegalentityMember_en-US">Gain On Liquidation Of Inactive Legal Entity [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2023" xlink:to="label2023" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Currencyconversionimpactsofhyperinflationaryaccounting" xlink:label="element2024" />
        <label xlink:type="resource" xlink:label="label2024" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Currencyconversionimpactsofhyperinflationaryaccounting_en-US">Currency Conversion Impacts Of HyperInflationary Accounting</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2024" xlink:to="label2024" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Currencyconversionimpactsofhyperinflationaryaccounting" xlink:label="element2025" />
        <label xlink:type="resource" xlink:label="label2025" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Currencyconversionimpactsofhyperinflationaryaccounting_en-US">A description of the impact to the financial statements due to the impacts of hyper-inflatonary accounting and remeasurement losses associated with currency conversions related to the Company's wholly owned Argentina subsidiary and Venezuela equity affiliate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2025" xlink:to="label2025" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RightOfUseLeaseAssetsAndLiabilitiesMember" xlink:label="element2026" />
        <label xlink:type="resource" xlink:label="label2026" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_RightOfUseLeaseAssetsAndLiabilitiesMember_en-US">Right Of Use Lease Assets And Liabilities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2026" xlink:to="label2026" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Definedbenefitplandescriptionofnatureofeventresultingincontractualterminationbenefitstoberecognizedinfutureperiod" xlink:label="element2027" />
        <label xlink:type="resource" xlink:label="label2027" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Definedbenefitplandescriptionofnatureofeventresultingincontractualterminationbenefitstoberecognizedinfutureperiod_en-US">Defined Benefit Plan Description Of Nature Of Event Resulting In Contractual Termination Benefits To Be Recognized In Future Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2027" xlink:to="label2027" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Definedbenefitplandescriptionofnatureofeventresultingincontractualterminationbenefitstoberecognizedinfutureperiod" xlink:label="element2028" />
        <label xlink:type="resource" xlink:label="label2028" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_Definedbenefitplandescriptionofnatureofeventresultingincontractualterminationbenefitstoberecognizedinfutureperiod_en-US">Description of Pension Plan Termination</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2028" xlink:to="label2028" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Definedbenefitplandescriptionofnatureofeventresultingincontractualterminationbenefitstoberecognizedinfutureperiod" xlink:label="element2029" />
        <label xlink:type="resource" xlink:label="label2029" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Definedbenefitplandescriptionofnatureofeventresultingincontractualterminationbenefitstoberecognizedinfutureperiod_en-US">A description of the nature of events that will result in any contractual termination benefits during future periods that will affect the Company's employer's defined benefit plans.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2029" xlink:to="label2029" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Globalintangiblelowtaxedincome" xlink:label="element2030" />
        <label xlink:type="resource" xlink:label="label2030" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Globalintangiblelowtaxedincome_en-US">Global Intangible Low Taxed Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2030" xlink:to="label2030" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Globalintangiblelowtaxedincome" xlink:label="element2031" />
        <label xlink:type="resource" xlink:label="label2031" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Globalintangiblelowtaxedincome_en-US">Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to global intangible low taxed income.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2031" xlink:to="label2031" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Globalintangiblelowtaxedincome" xlink:label="element2032" />
        <label xlink:type="resource" xlink:label="label2032" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_Globalintangiblelowtaxedincome_en-US">Global intangible low taxed income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2032" xlink:to="label2032" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Foreignderivedintangibleincome" xlink:label="element2033" />
        <label xlink:type="resource" xlink:label="label2033" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Foreignderivedintangibleincome_en-US">Foreign Derived Intangible Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2033" xlink:to="label2033" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Foreignderivedintangibleincome" xlink:label="element2034" />
        <label xlink:type="resource" xlink:label="label2034" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Foreignderivedintangibleincome_en-US">Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign derived intangible income.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2034" xlink:to="label2034" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Foreignderivedintangibleincome" xlink:label="element2035" />
        <label xlink:type="resource" xlink:label="label2035" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_Foreignderivedintangibleincome_en-US">Foreign derived intangible income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2035" xlink:to="label2035" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Deferredtaxliabilityassetnet" xlink:label="element2036" />
        <label xlink:type="resource" xlink:label="label2036" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_Deferredtaxliabilityassetnet_en-US">Deferred Tax (Liability) Asset Net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2036" xlink:to="label2036" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Deferredtaxliabilityassetnet" xlink:label="element2037" />
        <label xlink:type="resource" xlink:label="label2037" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_Deferredtaxliabilityassetnet_en-US">Amount, after deferred tax asset, of deferred tax (liability) attributable to taxable differences without jurisdictional netting.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2037" xlink:to="label2037" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_Deferredtaxliabilityassetnet" xlink:label="element2038" />
        <label xlink:type="resource" xlink:label="label2038" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_kwr_Deferredtaxliabilityassetnet_en-US">Deferred Tax (Liability) Asset Net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2038" xlink:to="label2038" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_KelkoQuakerChemicalSaMember" xlink:label="element2039" />
        <label xlink:type="resource" xlink:label="label2039" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_KelkoQuakerChemicalSaMember_en-US">Kelko Quaker Chemical S.A [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2039" xlink:to="label2039" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_KelkoQuakerChemicalSaMember" xlink:label="element2040" />
        <label xlink:type="resource" xlink:label="label2040" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_KelkoQuakerChemicalSaMember_en-US">Venezuelan affiliate Kelko Quaker Chemical S.A (Kelko Venezuela)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2040" xlink:to="label2040" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameHoughtonKoreaMember" xlink:label="element2041" />
        <label xlink:type="resource" xlink:label="label2041" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EquityMethodInvesteeNameHoughtonKoreaMember_en-US">Equity Method Investee Name Houghton Korea [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2041" xlink:to="label2041" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EquityMethodInvesteeNameHoughtonKoreaMember" xlink:label="element2042" />
        <label xlink:type="resource" xlink:label="label2042" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_EquityMethodInvesteeNameHoughtonKoreaMember_en-US">Houghton Korea [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2042" xlink:to="label2042" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ShortTermLeaseLiabilitiesMember" xlink:label="element2043" />
        <label xlink:type="resource" xlink:label="label2043" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ShortTermLeaseLiabilitiesMember_en-US">Short-term lease liabilities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2043" xlink:to="label2043" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LongTermLeaseLiabilitiesMember" xlink:label="element2044" />
        <label xlink:type="resource" xlink:label="label2044" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LongTermLeaseLiabilitiesMember_en-US">Long-term lease liabilities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2044" xlink:to="label2044" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PropertyPlantAndEquipmentLeaseAdoptionMember" xlink:label="element2045" />
        <label xlink:type="resource" xlink:label="label2045" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PropertyPlantAndEquipmentLeaseAdoptionMember_en-US">Property, Plant and Equipment, Lease adoption [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2045" xlink:to="label2045" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PropertyPlantAndEquipmentLeaseAdoptionMember" xlink:label="element2046" />
        <label xlink:type="resource" xlink:label="label2046" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_PropertyPlantAndEquipmentLeaseAdoptionMember_en-US">Property, Plant and Equipment [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2046" xlink:to="label2046" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherAccruedLiabilitiesMember" xlink:label="element2047" />
        <label xlink:type="resource" xlink:label="label2047" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OtherAccruedLiabilitiesMember_en-US">Other accrued liabilities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2047" xlink:to="label2047" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RetainedEarningsLeaseAdoptionMember" xlink:label="element2048" />
        <label xlink:type="resource" xlink:label="label2048" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_RetainedEarningsLeaseAdoptionMember_en-US">Retained earnings, lease adoption [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2048" xlink:to="label2048" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_RetainedEarningsLeaseAdoptionMember" xlink:label="element2049" />
        <label xlink:type="resource" xlink:label="label2049" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_RetainedEarningsLeaseAdoptionMember_en-US">Retained earnings [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2049" xlink:to="label2049" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HoughtonMember" xlink:label="element2050" />
        <label xlink:type="resource" xlink:label="label2050" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_HoughtonMember_en-US">Houghton [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2050" xlink:to="label2050" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HoughtonMember" xlink:label="element2051" />
        <label xlink:type="resource" xlink:label="label2051" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_HoughtonMember_en-US">Business combination of Houghton.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2051" xlink:to="label2051" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NormanHayMember" xlink:label="element2052" />
        <label xlink:type="resource" xlink:label="label2052" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NormanHayMember_en-US">Norman Hay [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2052" xlink:to="label2052" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NormanHayMember" xlink:label="element2053" />
        <label xlink:type="resource" xlink:label="label2053" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_NormanHayMember_en-US">Business acquisition of Norman Hay.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2053" xlink:to="label2053" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OperatingLeaseLiabilitiesFutureMinimumRentalPaymentsDueAbstract" xlink:label="element2054" />
        <label xlink:type="resource" xlink:label="label2054" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OperatingLeaseLiabilitiesFutureMinimumRentalPaymentsDueAbstract_en-US">Operating Lease Liabilities, Future Minimum Rental Payments Due [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2054" xlink:to="label2054" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextTwelveMonths" xlink:label="element2055" />
        <label xlink:type="resource" xlink:label="label2055" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextTwelveMonths_en-US">Lessee Operating Lease Liability Future Minimum Rental Payments Due Next Twelve Months</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2055" xlink:to="label2055" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextTwelveMonths" xlink:label="element2056" />
        <label xlink:type="resource" xlink:label="label2056" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextTwelveMonths_en-US">Amount of lessee's obligation for future rental payments for operating lease, due in next fiscal year following latest fiscal year.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2056" xlink:to="label2056" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextTwelveMonths" xlink:label="element2057" />
        <label xlink:type="resource" xlink:label="label2057" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextTwelveMonths_en-US">For the year ended 2019</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2057" xlink:to="label2057" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextYearTwo" xlink:label="element2058" />
        <label xlink:type="resource" xlink:label="label2058" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextYearTwo_en-US">Lessee Operating Lease Liability Future Minimum Rental Payments Due Next Year Two</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2058" xlink:to="label2058" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextYearTwo" xlink:label="element2059" />
        <label xlink:type="resource" xlink:label="label2059" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextYearTwo_en-US">Amount of lessee's obligation for future rental payments for operating lease, due in second fiscal year following latest fiscal year.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2059" xlink:to="label2059" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextYearTwo" xlink:label="element2060" />
        <label xlink:type="resource" xlink:label="label2060" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueNextYearTwo_en-US">For the year ended 2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2060" xlink:to="label2060" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearThree" xlink:label="element2061" />
        <label xlink:type="resource" xlink:label="label2061" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearThree_en-US">Lessee Operating Lease Liability Future Minimum Rental Payments Due Year Three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2061" xlink:to="label2061" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearThree" xlink:label="element2062" />
        <label xlink:type="resource" xlink:label="label2062" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearThree_en-US">Amount of lessee's obligation for future rental payments for operating lease, due in third fiscal year following latest fiscal year.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2062" xlink:to="label2062" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearThree" xlink:label="element2063" />
        <label xlink:type="resource" xlink:label="label2063" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearThree_en-US">For the year ended 2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2063" xlink:to="label2063" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFour" xlink:label="element2064" />
        <label xlink:type="resource" xlink:label="label2064" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFour_en-US">Lessee Operating Lease Liability Future Minimum Rental Payments Due Year Four</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2064" xlink:to="label2064" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFour" xlink:label="element2065" />
        <label xlink:type="resource" xlink:label="label2065" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFour_en-US">Amount of lessee's obligation for future rental payments for operating lease, due in fourth fiscal year following latest fiscal year.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2065" xlink:to="label2065" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFour" xlink:label="element2066" />
        <label xlink:type="resource" xlink:label="label2066" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFour_en-US">For the year ended 2022</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2066" xlink:to="label2066" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFive" xlink:label="element2067" />
        <label xlink:type="resource" xlink:label="label2067" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFive_en-US">Lessee Operating Lease Liability Future Minimum Rental Payments Due Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2067" xlink:to="label2067" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFive" xlink:label="element2068" />
        <label xlink:type="resource" xlink:label="label2068" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFive_en-US">Amount of lessee's obligation for future rental payments for operating lease, due in fifth fiscal year following latest fiscal year.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2068" xlink:to="label2068" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFive" xlink:label="element2069" />
        <label xlink:type="resource" xlink:label="label2069" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueYearFive_en-US">For the year ended 2023</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2069" xlink:to="label2069" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueAfterYearFive" xlink:label="element2070" />
        <label xlink:type="resource" xlink:label="label2070" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueAfterYearFive_en-US">Lessee Operating Lease Liability Future Minimum Rental Payments Due After Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2070" xlink:to="label2070" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueAfterYearFive" xlink:label="element2071" />
        <label xlink:type="resource" xlink:label="label2071" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueAfterYearFive_en-US">Amount of lessee's obligation for future rental payments for operating lease, due after fifth fiscal year following latest fiscal year.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2071" xlink:to="label2071" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueAfterYearFive" xlink:label="element2072" />
        <label xlink:type="resource" xlink:label="label2072" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_LesseeOperatingLeaseLiabilityFutureMinimumRentalPaymentsDueAfterYearFive_en-US">For the year ended 2024 and beyond</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2072" xlink:to="label2072" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_GlobalSpecialtyBusinessesMember" xlink:label="element2073" />
        <label xlink:type="resource" xlink:label="label2073" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_GlobalSpecialtyBusinessesMember_en-US">Global Specialty Businesses [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2073" xlink:to="label2073" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_GlobalSpecialtyBusinessesMember" xlink:label="element2074" />
        <label xlink:type="resource" xlink:label="label2074" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_GlobalSpecialtyBusinessesMember_en-US">Global Specialty Businesses.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2074" xlink:to="label2074" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CombinationAndOtherAcquisitionRelatedMember" xlink:label="element2075" />
        <label xlink:type="resource" xlink:label="label2075" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CombinationAndOtherAcquisitionRelatedMember_en-US">Combination And Other Acquisition-Related [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2075" xlink:to="label2075" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CombinationAndNormanHayMember" xlink:label="element2076" />
        <label xlink:type="resource" xlink:label="label2076" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CombinationAndNormanHayMember_en-US">Combination And Norman Hay [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2076" xlink:to="label2076" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_KoreaHoughtonCoporationMember" xlink:label="element2077" />
        <label xlink:type="resource" xlink:label="label2077" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_KoreaHoughtonCoporationMember_en-US">Korea Houghton Coporation [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2077" xlink:to="label2077" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityInstallmentsPaid" xlink:label="element2078" />
        <label xlink:type="resource" xlink:label="label2078" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityInstallmentsPaid_en-US">Tax Cuts And Jobs Act Of 2017 Transition Tax For Accumulated Foreign Earnings Liability Installments Paid</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2078" xlink:to="label2078" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityRemainingInstallments" xlink:label="element2079" />
        <label xlink:type="resource" xlink:label="label2079" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityRemainingInstallments_en-US">Tax Cuts And Jobs Act Of 2017 Transition Tax For Accumulated Foreign Earnings Liability Remaining Installments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2079" xlink:to="label2079" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsPartialValuationAllowanceNetExpectedFutureBenefit" xlink:label="element2080" />
        <label xlink:type="resource" xlink:label="label2080" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsPartialValuationAllowanceNetExpectedFutureBenefit_en-US">Deferred Tax Assets, Partial Valuation Allowance, Net Expected Future Benefit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2080" xlink:to="label2080" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OperatingLossCarryforwardsStatePartialValuationAllowance" xlink:label="element2081" />
        <label xlink:type="resource" xlink:label="label2081" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OperatingLossCarryforwardsStatePartialValuationAllowance_en-US">Operating Loss Carryforwards, State, Partial Valuation Allowance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2081" xlink:to="label2081" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OperatingLossCarryforwardsForeignPartialValuationAllowance" xlink:label="element2082" />
        <label xlink:type="resource" xlink:label="label2082" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OperatingLossCarryforwardsForeignPartialValuationAllowance_en-US">Operating Loss Carryforwards, Foreign, Partial Valuation Allowance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2082" xlink:to="label2082" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocalBasedOnReversalOfDeferredTaxLiabilities" xlink:label="element2083" />
        <label xlink:type="resource" xlink:label="label2083" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocalBasedOnReversalOfDeferredTaxLiabilities_en-US">Deferred Tax Assets Operating Loss Carryforwards State And Local Based On Reversal Of Deferred Tax Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2083" xlink:to="label2083" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocalExpirationPeriod" xlink:label="element2084" />
        <label xlink:type="resource" xlink:label="label2084" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocalExpirationPeriod_en-US">Deferred Tax Assets Operating Loss Carryforwards State And Local Expiration Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2084" xlink:to="label2084" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsOperatingLossCarryforwardsForeignExpirationPeriod" xlink:label="element2085" />
        <label xlink:type="resource" xlink:label="label2085" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsOperatingLossCarryforwardsForeignExpirationPeriod_en-US">Deferred Tax Assets Operating Loss Carryforwards Foreign Expiration Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2085" xlink:to="label2085" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsTaxCreditCarryforwardsForeignExpectedToExpire" xlink:label="element2086" />
        <label xlink:type="resource" xlink:label="label2086" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsTaxCreditCarryforwardsForeignExpectedToExpire_en-US">Deferred Tax Assets Tax Credit Carryforwards Foreign Expected To Expire</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2086" xlink:to="label2086" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsTaxCreditCarryforwardsForeignExpectedToExpireNextFiveYears" xlink:label="element2087" />
        <label xlink:type="resource" xlink:label="label2087" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsTaxCreditCarryforwardsForeignExpectedToExpireNextFiveYears_en-US">Deferred Tax Assets Tax Credit Carryforwards Foreign Expected To Expire Next Five Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2087" xlink:to="label2087" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsAcquiredDisallowedInterest" xlink:label="element2088" />
        <label xlink:type="resource" xlink:label="label2088" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsAcquiredDisallowedInterest_en-US">Deferred Tax Assets, Acquired Disallowed Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2088" xlink:to="label2088" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UnrecognizedTaxBenefitsIfRecognized" xlink:label="element2089" />
        <label xlink:type="resource" xlink:label="label2089" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_UnrecognizedTaxBenefitsIfRecognized_en-US">Unrecognized Tax Benefits If Recognized</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2089" xlink:to="label2089" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_UnrecognizedTaxBenefitsReserve" xlink:label="element2090" />
        <label xlink:type="resource" xlink:label="label2090" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_UnrecognizedTaxBenefitsReserve_en-US">Unrecognized Tax Benefits Reserve</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2090" xlink:to="label2090" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OffsetInTaxLiabilitiesThroughPurchaseAccounting" xlink:label="element2091" />
        <label xlink:type="resource" xlink:label="label2091" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OffsetInTaxLiabilitiesThroughPurchaseAccounting_en-US">Offset In Tax Liabilities Through Purchase Accounting</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2091" xlink:to="label2091" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsPrepaidExpense" xlink:label="element2092" />
        <label xlink:type="resource" xlink:label="label2092" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsPrepaidExpense_en-US">Deferred Tax Assets, Prepaid Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2092" xlink:to="label2092" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsPrepaidExpense" xlink:label="element2093" />
        <label xlink:type="resource" xlink:label="label2093" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DeferredTaxAssetsPrepaidExpense_en-US">Prepaid expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2093" xlink:to="label2093" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsRightOfUseAssets" xlink:label="element2094" />
        <label xlink:type="resource" xlink:label="label2094" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsRightOfUseAssets_en-US">Deferred Tax Assets, Right-of-use Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2094" xlink:to="label2094" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsRightOfUseAssets" xlink:label="element2095" />
        <label xlink:type="resource" xlink:label="label2095" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DeferredTaxAssetsRightOfUseAssets_en-US">Right of use lease assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2095" xlink:to="label2095" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsRoyaltiesAndLicenseFees" xlink:label="element2096" />
        <label xlink:type="resource" xlink:label="label2096" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsRoyaltiesAndLicenseFees_en-US">Deferred Tax Assets, Royalties And License Fees</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2096" xlink:to="label2096" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsRoyaltiesAndLicenseFees" xlink:label="element2097" />
        <label xlink:type="resource" xlink:label="label2097" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DeferredTaxAssetsRoyaltiesAndLicenseFees_en-US">Royalties and license fees</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2097" xlink:to="label2097" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxLiabilitiesLeaseLiabilities" xlink:label="element2098" />
        <label xlink:type="resource" xlink:label="label2098" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxLiabilitiesLeaseLiabilities_en-US">Deferred Tax Liabilities, Lease Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2098" xlink:to="label2098" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxLiabilitiesLeaseLiabilities" xlink:label="element2099" />
        <label xlink:type="resource" xlink:label="label2099" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DeferredTaxLiabilitiesLeaseLiabilities_en-US">Lease liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2099" xlink:to="label2099" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ValuationAllowancesAndReservesPurchaseAccountingAdjustments" xlink:label="element2100" />
        <label xlink:type="resource" xlink:label="label2100" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ValuationAllowancesAndReservesPurchaseAccountingAdjustments_en-US">Valuation Allowances And Reserves Purchase Accounting Adjustments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2100" xlink:to="label2100" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ValuationAllowancesAndReservesPurchaseAccountingAdjustments" xlink:label="element2101" />
        <label xlink:type="resource" xlink:label="label2101" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_ValuationAllowancesAndReservesPurchaseAccountingAdjustments_en-US">Purchase Accounting Adjustment</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2101" xlink:to="label2101" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectiveIncomeTaxRateReconciliationForeignTaxRefunds" xlink:label="element2102" />
        <label xlink:type="resource" xlink:label="label2102" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EffectiveIncomeTaxRateReconciliationForeignTaxRefunds_en-US">Effective Income Tax Rate Reconciliation, Foreign Tax Refunds</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2102" xlink:to="label2102" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectiveIncomeTaxRateReconciliationForeignTaxRefunds" xlink:label="element2103" />
        <label xlink:type="resource" xlink:label="label2103" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_EffectiveIncomeTaxRateReconciliationForeignTaxRefunds_en-US">Foreign tax credits</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2103" xlink:to="label2103" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectiveIncomeTaxRateReconciliationTaxCreditTransferOfIntellectualProperty" xlink:label="element2104" />
        <label xlink:type="resource" xlink:label="label2104" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_EffectiveIncomeTaxRateReconciliationTaxCreditTransferOfIntellectualProperty_en-US">Effective Income Tax Rate Reconciliation, Tax Credit, Transfer Of Intellectual Property</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2104" xlink:to="label2104" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EffectiveIncomeTaxRateReconciliationTaxCreditTransferOfIntellectualProperty" xlink:label="element2105" />
        <label xlink:type="resource" xlink:label="label2105" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_EffectiveIncomeTaxRateReconciliationTaxCreditTransferOfIntellectualProperty_en-US">Intercompany transfer of intellectual property</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2105" xlink:to="label2105" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ProceedsOfSettlementAndReleaseAgreements" xlink:label="element2106" />
        <label xlink:type="resource" xlink:label="label2106" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ProceedsOfSettlementAndReleaseAgreements_en-US">Proceeds Of Settlement And Release Agreements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2106" xlink:to="label2106" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PaymentsOfSettlementAndReleaseAgreements" xlink:label="element2107" />
        <label xlink:type="resource" xlink:label="label2107" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PaymentsOfSettlementAndReleaseAgreements_en-US">Payments Of Settlement and Release Agreements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2107" xlink:to="label2107" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CombinationMember" xlink:label="element2108" />
        <label xlink:type="resource" xlink:label="label2108" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CombinationMember_en-US">Combination [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2108" xlink:to="label2108" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessAcquisitionEquityInterestIssuedOrIssuablePercentageOfCompanyInSharesIssued" xlink:label="element2109" />
        <label xlink:type="resource" xlink:label="label2109" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessAcquisitionEquityInterestIssuedOrIssuablePercentageOfCompanyInSharesIssued_en-US">Business Acquisition, Equity Interest Issued or Issuable, Percentage Of Company in Shares Issued</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2109" xlink:to="label2109" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HoughtonCombinationMember" xlink:label="element2110" />
        <label xlink:type="resource" xlink:label="label2110" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_HoughtonCombinationMember_en-US">Houghton Combination [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2110" xlink:to="label2110" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HoughtonCombinationMember" xlink:label="element2111" />
        <label xlink:type="resource" xlink:label="label2111" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_HoughtonCombinationMember_en-US">Houghton Combination [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2111" xlink:to="label2111" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CertainSteelAndAluminumRelatedProductLinesMember" xlink:label="element2112" />
        <label xlink:type="resource" xlink:label="label2112" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CertainSteelAndAluminumRelatedProductLinesMember_en-US">Certain steel and aluminum related product lines [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2112" xlink:to="label2112" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CertainSteelAndAluminumRelatedProductLinesMember" xlink:label="element2113" />
        <label xlink:type="resource" xlink:label="label2113" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CertainSteelAndAluminumRelatedProductLinesMember_en-US">Disposal group associated with the Houghton acquistion.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2113" xlink:to="label2113" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DivestedProductLinesImpactOnNetSalesPercent" xlink:label="element2114" />
        <label xlink:type="resource" xlink:label="label2114" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DivestedProductLinesImpactOnNetSalesPercent_en-US">Divested product lines impact on Net Sales, percent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2114" xlink:to="label2114" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DivestedProductLinesImpactOnNetSalesPercent" xlink:label="element2115" />
        <label xlink:type="resource" xlink:label="label2115" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DivestedProductLinesImpactOnNetSalesPercent_en-US">The net impact expresed as a percent on net sales of divested business.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2115" xlink:to="label2115" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DebtExpensesTableTextBlock" xlink:label="element2116" />
        <label xlink:type="resource" xlink:label="label2116" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DebtExpensesTableTextBlock_en-US">Debt expenses [table text block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2116" xlink:to="label2116" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DebtExpensesTableTextBlock" xlink:label="element2117" />
        <label xlink:type="resource" xlink:label="label2117" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_DebtExpensesTableTextBlock_en-US">Debt related expenses included within Interest expense [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2117" xlink:to="label2117" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DebtExpensesTableTextBlock" xlink:label="element2118" />
        <label xlink:type="resource" xlink:label="label2118" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DebtExpensesTableTextBlock_en-US">Tabular disclosure of debt related expenses included within Interest expense.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2118" xlink:to="label2118" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IndustrialDevelopmentBondsMember" xlink:label="element2119" />
        <label xlink:type="resource" xlink:label="label2119" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_IndustrialDevelopmentBondsMember_en-US">Industrial development bonds [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2119" xlink:to="label2119" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_IndustrialDevelopmentBondsMember" xlink:label="element2120" />
        <label xlink:type="resource" xlink:label="label2120" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_IndustrialDevelopmentBondsMember_en-US">Industrial development bonds.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2120" xlink:to="label2120" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BankLinesOfCreditAndOtherDebtObligationsMember" xlink:label="element2121" />
        <label xlink:type="resource" xlink:label="label2121" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BankLinesOfCreditAndOtherDebtObligationsMember_en-US">Bank lines of credit and other debt obligations [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2121" xlink:to="label2121" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BankLinesOfCreditAndOtherDebtObligationsMember" xlink:label="element2122" />
        <label xlink:type="resource" xlink:label="label2122" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_BankLinesOfCreditAndOtherDebtObligationsMember_en-US">Bank lines of credit and other debt obligations.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2122" xlink:to="label2122" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessAcquisitionsSharesAcquired" xlink:label="element2123" />
        <label xlink:type="resource" xlink:label="label2123" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessAcquisitionsSharesAcquired_en-US">Business Acquisitions, Shares Acquired</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2123" xlink:to="label2123" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseLeaseAssets" xlink:label="element2124" />
        <label xlink:type="resource" xlink:label="label2124" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseLeaseAssets_en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Right of use lease assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2124" xlink:to="label2124" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseLeaseAssets" xlink:label="element2125" />
        <label xlink:type="resource" xlink:label="label2125" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseLeaseAssets_en-US">The amount of right of use lease assets recognized as of the acquisition date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2125" xlink:to="label2125" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseLeaseAssets" xlink:label="element2126" />
        <label xlink:type="resource" xlink:label="label2126" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseLeaseAssets_en-US">Right of use lease assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2126" xlink:to="label2126" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInvestmentsInAssociatedCompanies" xlink:label="element2127" />
        <label xlink:type="resource" xlink:label="label2127" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInvestmentsInAssociatedCompanies_en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Investments in associated companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2127" xlink:to="label2127" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInvestmentsInAssociatedCompanies" xlink:label="element2128" />
        <label xlink:type="resource" xlink:label="label2128" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInvestmentsInAssociatedCompanies_en-US">Investments in associated companies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2128" xlink:to="label2128" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInvestmentsInAssociatedCompanies" xlink:label="element2129" />
        <label xlink:type="resource" xlink:label="label2129" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInvestmentsInAssociatedCompanies_en-US">The amount of investments in associated companies recognized as of the acquisition date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2129" xlink:to="label2129" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAccruedExpensesAndOtherAccruedLiabilities" xlink:label="element2130" />
        <label xlink:type="resource" xlink:label="label2130" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAccruedExpensesAndOtherAccruedLiabilities_en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts payable, accrued expenses and other accrued liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2130" xlink:to="label2130" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAccruedExpensesAndOtherAccruedLiabilities" xlink:label="element2131" />
        <label xlink:type="resource" xlink:label="label2131" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAccruedExpensesAndOtherAccruedLiabilities_en-US">Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, accrued expenses and other accrued liabilities assumed at the acquisition date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2131" xlink:to="label2131" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAccruedExpensesAndOtherAccruedLiabilities" xlink:label="element2132" />
        <label xlink:type="resource" xlink:label="label2132" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAccruedExpensesAndOtherAccruedLiabilities_en-US">Accounts payable, accrued expenses and other accrued liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2132" xlink:to="label2132" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanPrincipalAmortizationYearOne" xlink:label="element2133" />
        <label xlink:type="resource" xlink:label="label2133" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PercentageOfTermLoanPrincipalAmortizationYearOne_en-US">Percentage of term loan principal amortization year one</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2133" xlink:to="label2133" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanPrincipalAmortizationYearOne" xlink:label="element2134" />
        <label xlink:type="resource" xlink:label="label2134" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PercentageOfTermLoanPrincipalAmortizationYearOne_en-US">The percentage of term loans quarterly principal amortization during their respective five-year maturities, for year one.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2134" xlink:to="label2134" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanPrincipalAmortizationYearTwo" xlink:label="element2135" />
        <label xlink:type="resource" xlink:label="label2135" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PercentageOfTermLoanPrincipalAmortizationYearTwo_en-US">Percentage of term loan principal amortization year two</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2135" xlink:to="label2135" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanPrincipalAmortizationYearTwo" xlink:label="element2136" />
        <label xlink:type="resource" xlink:label="label2136" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PercentageOfTermLoanPrincipalAmortizationYearTwo_en-US">The percentage of term loans quarterly principal amortization during their respective five-year maturities, for year two.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2136" xlink:to="label2136" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanPrincipalAmortizationYearThree" xlink:label="element2137" />
        <label xlink:type="resource" xlink:label="label2137" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PercentageOfTermLoanPrincipalAmortizationYearThree_en-US">Percentage of term loan principal amortization year three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2137" xlink:to="label2137" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanPrincipalAmortizationYearThree" xlink:label="element2138" />
        <label xlink:type="resource" xlink:label="label2138" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PercentageOfTermLoanPrincipalAmortizationYearThree_en-US">The percentage of term loans quarterly principal amortization during their respective five-year maturities, for year three.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2138" xlink:to="label2138" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanPrincipalAmortizationYearFourAndFive" xlink:label="element2139" />
        <label xlink:type="resource" xlink:label="label2139" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PercentageOfTermLoanPrincipalAmortizationYearFourAndFive_en-US">Percentage of term loan principal amortization year four and five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2139" xlink:to="label2139" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanPrincipalAmortizationYearFourAndFive" xlink:label="element2140" />
        <label xlink:type="resource" xlink:label="label2140" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PercentageOfTermLoanPrincipalAmortizationYearFourAndFive_en-US">The percentage of term loans quarterly principal amortization during their respective five-year maturities, for years four and five.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2140" xlink:to="label2140" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanBorrowings" xlink:label="element2141" />
        <label xlink:type="resource" xlink:label="label2141" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PercentageOfTermLoanBorrowings_en-US">Percentage of term loan borrowings</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2141" xlink:to="label2141" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfTermLoanBorrowings" xlink:label="element2142" />
        <label xlink:type="resource" xlink:label="label2142" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PercentageOfTermLoanBorrowings_en-US">Percentage of term loan borrowings.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2142" xlink:to="label2142" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLongTermDebtIncludedCurrentPortions" xlink:label="element2143" />
        <label xlink:type="resource" xlink:label="label2143" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLongTermDebtIncludedCurrentPortions_en-US">Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Long-term debt included current portions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2143" xlink:to="label2143" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLongTermDebtIncludedCurrentPortions" xlink:label="element2144" />
        <label xlink:type="resource" xlink:label="label2144" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLongTermDebtIncludedCurrentPortions_en-US">Long-term debt included current portions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2144" xlink:to="label2144" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TermLoanMember" xlink:label="element2145" />
        <label xlink:type="resource" xlink:label="label2145" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TermLoanMember_en-US">Term loan [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2145" xlink:to="label2145" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TermLoanMember" xlink:label="element2146" />
        <label xlink:type="resource" xlink:label="label2146" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_TermLoanMember_en-US">A type of credit facility.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2146" xlink:to="label2146" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OldCreditFacilityMember" xlink:label="element2147" />
        <label xlink:type="resource" xlink:label="label2147" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OldCreditFacilityMember_en-US">Old credit facility [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2147" xlink:to="label2147" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OldCreditFacilityMember" xlink:label="element2148" />
        <label xlink:type="resource" xlink:label="label2148" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_OldCreditFacilityMember_en-US">Syndicated multicurrency, unsecured revolving credit facility with a group of lenders.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2148" xlink:to="label2148" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ProductTechnologyMember" xlink:label="element2149" />
        <label xlink:type="resource" xlink:label="label2149" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ProductTechnologyMember_en-US">Product technology [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2149" xlink:to="label2149" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherAcquisitionsMember" xlink:label="element2150" />
        <label xlink:type="resource" xlink:label="label2150" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_OtherAcquisitionsMember_en-US">Other Acquisitions [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2150" xlink:to="label2150" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MiningNorthAmericaMember" xlink:label="element2151" />
        <label xlink:type="resource" xlink:label="label2151" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_MiningNorthAmericaMember_en-US">Mining North America [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2151" xlink:to="label2151" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessAcquisitionAcquireeIndiaMember" xlink:label="element2152" />
        <label xlink:type="resource" xlink:label="label2152" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessAcquisitionAcquireeIndiaMember_en-US">Business Acquisition Acquiree India [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2152" xlink:to="label2152" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessAcquisitionAcquireeIndiaMember" xlink:label="element2153" />
        <label xlink:type="resource" xlink:label="label2153" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_BusinessAcquisitionAcquireeIndiaMember_en-US">India [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2153" xlink:to="label2153" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NorthAmericaReportableSegmentMember" xlink:label="element2154" />
        <label xlink:type="resource" xlink:label="label2154" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NorthAmericaReportableSegmentMember_en-US">North America reportable segment [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2154" xlink:to="label2154" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TheRevolverMember" xlink:label="element2155" />
        <label xlink:type="resource" xlink:label="label2155" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TheRevolverMember_en-US">The Revolver [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2155" xlink:to="label2155" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TheRevolverMember" xlink:label="element2156" />
        <label xlink:type="resource" xlink:label="label2156" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_TheRevolverMember_en-US">A multicurrency line of credit facility.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2156" xlink:to="label2156" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueStepUpOfInventorySold" xlink:label="element2157" />
        <label xlink:type="resource" xlink:label="label2157" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_FairValueStepUpOfInventorySold_en-US">Fair value step up of inventory sold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2157" xlink:to="label2157" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueStepUpOfInventorySold" xlink:label="element2158" />
        <label xlink:type="resource" xlink:label="label2158" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_FairValueStepUpOfInventorySold_en-US">Fair value step up of inventory sold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2158" xlink:to="label2158" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_FairValueStepUpOfInventorySold" xlink:label="element2159" />
        <label xlink:type="resource" xlink:label="label2159" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_FairValueStepUpOfInventorySold_en-US">Fair value step up of inventory sold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2159" xlink:to="label2159" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TwoZeroOneFiveProgramMember" xlink:label="element2160" />
        <label xlink:type="resource" xlink:label="label2160" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_TwoZeroOneFiveProgramMember_en-US">Two Zero One Five Program [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2160" xlink:to="label2160" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TwoZeroOneFiveProgramMember" xlink:label="element2161" />
        <label xlink:type="resource" xlink:label="label2161" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_TwoZeroOneFiveProgramMember_en-US">The Companys global restructuring plan.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2161" xlink:to="label2161" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TwoZeroOneFiveProgramMember" xlink:label="element2162" />
        <label xlink:type="resource" xlink:label="label2162" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_TwoZeroOneFiveProgramMember_en-US">2015 Program</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2162" xlink:to="label2162" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_QhProgramMember" xlink:label="element2163" />
        <label xlink:type="resource" xlink:label="label2163" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_QhProgramMember_en-US">QH Program [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2163" xlink:to="label2163" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_QhProgramMember" xlink:label="element2164" />
        <label xlink:type="resource" xlink:label="label2164" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_QhProgramMember_en-US">The Companys management approved and the Company initiated a global restructuring plan (the QH Program) as part of its plan to realize certain cost synergies associated with the Combination.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2164" xlink:to="label2164" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NarrativeAbstract" xlink:label="element2165" />
        <label xlink:type="resource" xlink:label="label2165" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_NarrativeAbstract_en-US">Narrative [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2165" xlink:to="label2165" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_GainOnDispositionOfAssets" xlink:label="element2166" />
        <label xlink:type="resource" xlink:label="label2166" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_GainOnDispositionOfAssets_en-US">Gain (loss) on disposition of assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2166" xlink:to="label2166" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_GainOnDispositionOfAssets" xlink:label="element2167" />
        <label xlink:type="resource" xlink:label="label2167" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_GainOnDispositionOfAssets_en-US">Amount of gain on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2167" xlink:to="label2167" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossOnDispositionOfAssets" xlink:label="element2168" />
        <label xlink:type="resource" xlink:label="label2168" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LossOnDispositionOfAssets_en-US">Loss on Disposition of Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2168" xlink:to="label2168" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LossOnDispositionOfAssets" xlink:label="element2169" />
        <label xlink:type="resource" xlink:label="label2169" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_LossOnDispositionOfAssets_en-US">Amount of loss on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2169" xlink:to="label2169" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PensionAndPostRetirementBenefitSettlementCharge" xlink:label="element2170" />
        <label xlink:type="resource" xlink:label="label2170" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PensionAndPostRetirementBenefitSettlementCharge_en-US">Pension And Post Retirement Benefit Settlement Charge</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2170" xlink:to="label2170" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PensionAndPostRetirementBenefitSettlementCharge" xlink:label="element2171" />
        <label xlink:type="resource" xlink:label="label2171" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PensionAndPostRetirementBenefitSettlementCharge_en-US">Pension And Post Retirement Benefit Settlement Charge</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2171" xlink:to="label2171" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanAdministrationExpensesBenefitObligations" xlink:label="element2172" />
        <label xlink:type="resource" xlink:label="label2172" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DefinedBenefitPlanAdministrationExpensesBenefitObligations_en-US">Defined Benefit Plan Administration Expenses Benefit Obligations</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2172" xlink:to="label2172" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DefinedBenefitPlanAdministrationExpensesBenefitObligations" xlink:label="element2173" />
        <label xlink:type="resource" xlink:label="label2173" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_DefinedBenefitPlanAdministrationExpensesBenefitObligations_en-US">Plan Expenses and Premiums Paid</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2173" xlink:to="label2173" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ReclassificationOfAllowanceForDoubtfulAccountsOtherAssets" xlink:label="element2174" />
        <label xlink:type="resource" xlink:label="label2174" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ReclassificationOfAllowanceForDoubtfulAccountsOtherAssets_en-US">Reclassification Of Allowance For Doubtful Accounts, Other Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2174" xlink:to="label2174" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ReclassificationOfAllowanceForDoubtfulAccountsOtherAssets" xlink:label="element2175" />
        <label xlink:type="resource" xlink:label="label2175" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ReclassificationOfAllowanceForDoubtfulAccountsOtherAssets_en-US">Reclassification Of Allowance For Doubtful Accounts into Other Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2175" xlink:to="label2175" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ReclassificationOfAllowanceForDoubtfulAccountsOtherAssets" xlink:label="element2176" />
        <label xlink:type="resource" xlink:label="label2176" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_kwr_ReclassificationOfAllowanceForDoubtfulAccountsOtherAssets_en-US">Reclassification</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2176" xlink:to="label2176" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_LegacyQuakerUsPensionPlanMember" xlink:label="element2177" />
        <label xlink:type="resource" xlink:label="label2177" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_LegacyQuakerUsPensionPlanMember_en-US">Legacy Quaker U.S. Pension Plan [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2177" xlink:to="label2177" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HoughtonUsPlansMember" xlink:label="element2178" />
        <label xlink:type="resource" xlink:label="label2178" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_HoughtonUsPlansMember_en-US">Houghton U.S. Plans [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2178" xlink:to="label2178" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HoughtonForeignPlansMember" xlink:label="element2179" />
        <label xlink:type="resource" xlink:label="label2179" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_HoughtonForeignPlansMember_en-US">Houghton Foreign Plans [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2179" xlink:to="label2179" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MultiemployerPlanPlanLiabilities" xlink:label="element2180" />
        <label xlink:type="resource" xlink:label="label2180" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_MultiemployerPlanPlanLiabilities_en-US">Multiemployer Plan, Plan Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2180" xlink:to="label2180" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ClevelandBakersAndTeamstersPensionFundMember" xlink:label="element2181" />
        <label xlink:type="resource" xlink:label="label2181" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ClevelandBakersAndTeamstersPensionFundMember_en-US">Cleveland Bakers and Teamsters Pension Fund [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2181" xlink:to="label2181" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringChargesAdjustments" xlink:label="element2182" />
        <label xlink:type="resource" xlink:label="label2182" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringChargesAdjustments_en-US">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Restructuring adjustments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2182" xlink:to="label2182" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringChargesAdjustments" xlink:label="element2183" />
        <label xlink:type="resource" xlink:label="label2183" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringChargesAdjustments_en-US">Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from restructuring adjustments.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2183" xlink:to="label2183" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringChargesAdjustments" xlink:label="element2184" />
        <label xlink:type="resource" xlink:label="label2184" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringChargesAdjustments_en-US">Restructuring reserves</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2184" xlink:to="label2184" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CapitalExpendituresReductionInAccrualButNoCashImpact" xlink:label="element2185" />
        <label xlink:type="resource" xlink:label="label2185" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CapitalExpendituresReductionInAccrualButNoCashImpact_en-US">Capital Expenditures Reduction In Accrual But No Cash Impact</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2185" xlink:to="label2185" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CapitalExpendituresReductionInAccrualButNoCashImpact" xlink:label="element2186" />
        <label xlink:type="resource" xlink:label="label2186" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_kwr_CapitalExpendituresReductionInAccrualButNoCashImpact_en-US">Change in accrued purchases of property, plant and equipment, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2186" xlink:to="label2186" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CapitalExpendituresReductionInAccrualButNoCashImpact" xlink:label="element2187" />
        <label xlink:type="resource" xlink:label="label2187" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_CapitalExpendituresReductionInAccrualButNoCashImpact_en-US">The amount of reduction in capital expenditure accruals which did not have any impact on cash.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2187" xlink:to="label2187" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AsbestosClaimsMember" xlink:label="element2188" />
        <label xlink:type="resource" xlink:label="label2188" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_AsbestosClaimsMember_en-US">Asbestos claims [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2188" xlink:to="label2188" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_AsbestosClaimsMember" xlink:label="element2189" />
        <label xlink:type="resource" xlink:label="label2189" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_AsbestosClaimsMember_en-US">Numerous lawsuits alleging injury due to exposure to asbestos.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2189" xlink:to="label2189" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfDefenseAndIndemnityCosts" xlink:label="element2190" />
        <label xlink:type="resource" xlink:label="label2190" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_PercentageOfDefenseAndIndemnityCosts_en-US">Percentage of defense and indemnity costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2190" xlink:to="label2190" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentageOfDefenseAndIndemnityCosts" xlink:label="element2191" />
        <label xlink:type="resource" xlink:label="label2191" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_PercentageOfDefenseAndIndemnityCosts_en-US">The percentage of defense and indemnity costs incurred by or on behalf of the subsidiary.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2191" xlink:to="label2191" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HoughtonEnvironmentalMattersMember" xlink:label="element2192" />
        <label xlink:type="resource" xlink:label="label2192" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_HoughtonEnvironmentalMattersMember_en-US">Houghton environmental matters [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2192" xlink:to="label2192" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_HoughtonEnvironmentalMattersMember" xlink:label="element2193" />
        <label xlink:type="resource" xlink:label="label2193" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_HoughtonEnvironmentalMattersMember_en-US">Houghton environmental matters.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2193" xlink:to="label2193" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationMeasurementPeriod" xlink:label="element2194" />
        <label xlink:type="resource" xlink:label="label2194" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_BusinessCombinationMeasurementPeriod_en-US">Business Combination, Measurement Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2194" xlink:to="label2194" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationMeasurementPeriod" xlink:label="element2195" />
        <label xlink:type="resource" xlink:label="label2195" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_kwr_BusinessCombinationMeasurementPeriod_en-US">Measurement period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2195" xlink:to="label2195" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_BusinessCombinationMeasurementPeriod" xlink:label="element2196" />
        <label xlink:type="resource" xlink:label="label2196" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_BusinessCombinationMeasurementPeriod_en-US">Business Combination, Measurement Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2196" xlink:to="label2196" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_CustomerSettlementMember" xlink:label="element2197" />
        <label xlink:type="resource" xlink:label="label2197" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_CustomerSettlementMember_en-US">Customer Settlement [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2197" xlink:to="label2197" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SaleOfInventoryMember" xlink:label="element2198" />
        <label xlink:type="resource" xlink:label="label2198" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_SaleOfInventoryMember_en-US">Sale Of Inventory [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2198" xlink:to="label2198" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ValuationAllowanceAmountRelatedToBusinessCombination" xlink:label="element2199" />
        <label xlink:type="resource" xlink:label="label2199" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_kwr_ValuationAllowanceAmountRelatedToBusinessCombination_en-US">Valuation Allowance, Amount Related To Business Combination</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2199" xlink:to="label2199" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ValuationAllowanceAmountRelatedToBusinessCombination" xlink:label="element2200" />
        <label xlink:type="resource" xlink:label="label2200" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_ValuationAllowanceAmountRelatedToBusinessCombination_en-US">Valuation Allowance, Amount Related To Business Combination</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2200" xlink:to="label2200" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_ValuationAllowanceAmountRelatedToBusinessCombination" xlink:label="element2201" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PooledSeparateAccountPercentage" xlink:label="element2202" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PooledSeparateAccountPercentage" xlink:label="element2203" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_DiversifiedInvestmentFundRegisteredInvestmentCompaniesMember" xlink:label="element2204" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_MetalworkingnorthamericamemberMember" xlink:label="element2205" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_NondomesticmemberMember" xlink:label="element2206" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TotalsaleswithglobalspecialtybusinessesmemberMember" xlink:label="element2207" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_TotalsaleswithoutglobalspecialtybusinessesmemberMember" xlink:label="element2208" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherMember" xlink:label="element2209" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherMember" xlink:label="element2210" />
        <label xlink:type="resource" xlink:label="label2210" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_kwr_OtherMember_en-US">Includes Cash and cash equivalents, real estate and other alternative investments holdings</label>
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_OtherAlternativeInvestmentsMember" xlink:label="element2211" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_SharesIssuedForTheCombinationMember" xlink:label="element2212" />
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        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_PercentOfCompanyForSharesIssuedForTheCombinationMember" xlink:label="element2213" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2213" xlink:to="label2213" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EstimatedPurchasePriceSettlement" xlink:label="element2214" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2214" xlink:to="label2214" />
        <loc xlink:type="locator" xlink:href="kwr-20191231.xsd#kwr_EstimatedPurchasePriceSettlement" xlink:label="element2215" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element2215" xlink:to="label2215" />
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