Quaker Chemical
Corporation (NYSE: KWR) today announced the following schedule and contact
information for its first quarter 2006 earnings release and investor
conference:

    Earnings Release:   May 1, 2006 (after market close)
                        Visit Quaker Web site at http://www.quakerchem.com

    Teleconference:     May 2, 2006
                        2:30 p.m. (EDT)
                        Participate live via telephone or listen to live audio
                        Webcast through Quaker's Web site at
                        http://www.quakerchem.com

    Dial-in Number:     877-269-7756
                        Please call 5-10 minutes prior to the scheduled start
                        of call.  No password required.

    If unable to participate live, select from one of the following replay
options:

    Phone Replay:       Available through Friday, May 5, 2006.
                        Call 877-660-6853 (toll free); Account 4022;
                        Replay Conference No. 198570.

    Archived Webcast:   Visit Quaker's Web site at www.quakerchem.com

Quaker Chemical Corporation, headquartered in Conshohocken, Pennsylvania, is a worldwide developer, producer, and marketer of custom-formulated chemical specialty products and a provider of chemical management services for manufacturers around the globe, primarily in the steel and automotive industries.

SOURCE Quaker Chemical Corporation

Neal E. Murphy, Vice President and Chief Financial Officer, Quaker Chemical
Corporation, +1-610-832-4189

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