Exhibit 99.2 KYZEN CORPORATION CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Report of Kyzen Corporation (the "Company") on Form 10-QSB for the quarter ended March 31, 2003, as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Thomas M. Forsythe, Chief Accounting Officer of the Company, certify, pursuant to 18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the Sarbanes-Oxley Act of 2002, that: (1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) Information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Date: May 15, 2003 /s/ Thomas M. Forsythe -------------------------------- Thomas M. Forsythe Chief Accounting Officer This certification shall not be deemed "filed" for purposes of Section 18 of the Exchange Act, or otherwise subject to liability pursuant to that section. Such certification shall not be deemed to be incorporated by reference into any filing under the Securities Act or the Exchange Act, except to the extent that the registrant specifically incorporates it by reference. A signed original of this written statement required by Section 906 has been provided to Kyzen Corporation and will be retained by Kyzen Corporation and furnished to the Securities and Exchange Commission or its staff upon request.