Exhibit 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (033-54158, 333-115713, 333-159513) of Quaker Chemical Corporation of our report dated June 23, 2014, relating to the financial statements and supplemental schedule of the Quaker Chemical Corporation Retirement Savings Plan which appear in this Form 11-K for the year ended December 31, 2013.
/s/ BDO USA, LLP
Philadelphia, Pennsylvania
June 23, 2014