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HUDSON TECHNOLOGIES, INC. 

300 Tice Boulevard, Suite 290 

Woodcliff Lake, NJ 07677 

845-735-6000 (Phone)

January 19, 2023

VIA EDGAR

Division of Corporation Finance 

U.S. Securities and Exchange Commission 

100 F Street NE 

Washington, DC 20549

Re:	HUDSON TECHNOLOGIES, INC. (the “Company”)
	Registration Statement on Form S-3 (File No. 333-269221)

Ladies and Gentlemen:

Pursuant to Rule 461 under the Securities Act of 1933, as amended, in connection with the above-captioned Registration Statement, the Company hereby requests that such Registration Statement be declared effective at 4:00 p.m. Eastern time on Monday, January 23, 2023, or as soon thereafter as practicable.

Once the Registration Statement has been declared effective, please orally confirm that event with our counsel, Wiggin and Dana LLP, by calling Michael Grundei at (203) 363-7630.

	Very truly yours,
	HUDSON TECHNOLOGIES, INC.
	By:	/s/ Nat Krishnamurti
		Name: Nat Krishnamurti
		Title: Chief Financial Officer

cc (via email):	Kate Beukenkamp (SEC)
	Michael Grundei (Wiggin and Dana LLP)