21 CFR 660.44 - Specificity.

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§ 660.44 Specificity.

Each filling of the product shall be specific for Hepatitis B Surface Antigen as determined by specificity tests found acceptable to the Director, Center for Biologics Evaluation and Research.

[44 FR 36382, June 22, 1979, as amended at 49 FR 23834, June 8, 1984; 55 FR 11013, Mar. 26, 1990]

Title 21 published on 2015-04-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 21 CFR Part 660 after this date.

  • 2015-05-22; vol. 80 # 99 - Friday, May 22, 2015
    1. 80 FR 29842 - Requirements for Blood and Blood Components Intended for Transfusion or for Further Manufacturing Use
      GPO FDSys XML | Text
      DEPARTMENT OF HEALTH AND HUMAN SERVICES, Food and Drug Administration
      Final rule.
      This rule is effective May 23, 2016.
      21 CFR Parts 606, 610, 630, 640, 660, and 820