CONSENT OF INDEPENDENT
CERTIFIED PUBLIC ACCOUNTANTS
Hudson Technologies, Inc.
Pearl River, New York
We hereby consent to the incorporation by reference in the Prospectus
constituting a part of this Registration Statement on Form S-8 of our report
dated February 29, 2000, relating to the consolidated financial statements of
Hudson Technologies, Inc. for the year ended December 31, 1999 appearing in the
Company's Annual Report on Form 10-KSB for the year ended December 31, 1999.
We also consent to the reference to us under the caption "Experts" in the
Prospectus.
/s/ BDO SEIDMAN, LLP BDO SEIDMAN, LLP
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Valhalla, New York
May 31, 2000
