Seracare Life Sciences (SRLS) 10-Q 2010 Q2 Quarterly report

EXHIBIT 32.1

CERTIFICATION PURSUANT TO
SECTION 1350, CHAPTER 63 OF TITLE 18, UNITED STATES CODE,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

     In connection with the Quarterly Report of SeraCare Life Sciences, Inc. (the “Company”) on Form 10-Q for the fiscal period ended March 31, 2010 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), each of the undersigned, Susan L.N. Vogt, Chief Executive Officer of the Company, and Gregory A. Gould, Chief Financial Officer of the Company, certifies pursuant to 18 U.S.C. section 1350, as adopted pursuant to section 906 of the Sarbanes-Oxley Act of 2002, that, to his or her knowledge:

     (1) the Company’s Form 10-Q for the period ended March 31, 2010 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 Company’s Form 10-Q for the period ended March 31, 2010 fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Susan L.N. Vogt

Susan L.N. Vogt

President and Chief Executive Officer

Date: April 29, 2010

/s/ Gregory A. Gould

Gregory A. Gould

Chief Financial Officer

Date: April 29, 2010