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                                                                    EXHIBIT 99.2



                     CERTIFICATE OF CHIEF FINANCIAL OFFICER
   PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 (18 U.S.C. 1350)



         The undersigned, John M. Duffey, Senior Vice President and Chief
Financial Officer of Dade Behring Holdings, Inc. (the "Company") has executed
this certification in connection with the filing with the Securities and
Exchange commission of the Company's Annual Report on Form 10-K for the fiscal
year ended December 31, 2002 (the "Report").


         The undersigned hereby certifies 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.       The information contained in the Report fairly presents, in
                  all material respects, the financial condition and results of
                  operations of the Company.


IN WITTNESS WHEREOF, the undersigned has executed this certification as of the
28th day of March, 2003.


/s/  John M. Duffey
- -------------------

John M. Duffey
Senior Vice President and Chief Financial Officer


A signed original of this written statement required by Section 906 has been
provided to the Company and will be retained by the Company and furnished to the
Securities and Exchange Commission or its staff upon request.