Dade Behring (DADE) 10-Q 2005 Q1 Quarterly report

EXHIBIT 32.2

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 Quarterly Report on Form 10-Q for the quarterly period ended March 31, 2005 (the “Report”).

        The undersigned hereby certifies that to his knowledge:

1.     The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”); and

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

	/s/ John M. Duffey
Date: April 29, 2005	John M. Duffey
	Senior Vice President and Chief Financial Officer

*      A signed original of this written statement required by Section 906 of the Sarbanes-Oxley Act of 2002 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.