Exhibit 32.1 CERTIFICATION Pursuant to 18 United States Code 'SS' 1350 The undersigned hereby certifies that the Quarterly Report on Form 10-Q for the quarter ended September 30, 2003 of The General Chemical Group Inc. (the "Company") filed with the Securities and Exchange Commission on the date hereof fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended, and that the information contained in such report fairly presents, in all material respects, the financial condition and results of operations of the Company. /s/ David S. Graziosi -------------------------------------------- David S. Graziosi Vice President and Chief Financial Officer November 14, 2003 A signed original of this written statement required by Section 906 has been provided to The General Chemical Group Inc. and will be retained by it and furnished to the Securities and Exchange Commission or its staff upon request.