[Code of Federal Regulations]
[Title 21, Volume 7]
[Revised as of April 1, 2008]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR660.3]

[Page 120]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN 
                          SERVICES (CONTINUED)
 
PART 660_ADDITIONAL STANDARDS FOR DIAGNOSTIC SUBSTANCES FOR LABORATORY TESTS--
 
            Subpart A_Antibody to Hepatitis B Surface Antigen
 
Sec. 660.3  Reference panel.

    A Reference Hepatitis B Surface Antigen Panel shall be obtained from 
the Center for Biologics Evaluation and Research (HFM-407) (see mailing 
addresses in Sec. 600.2 of this chapter) and shall be used for 
determining the potency and specificity of Antibody to Hepatitis B 
Surface Antigen.

[40 FR 29711, July 15, 1975, as amended at 49 FR 23834, June 8, 1984; 55 
FR 11013, Mar. 26, 1990; 70 FR 14985, Mar. 24, 2005]