21 CFR 660.44 - Specificity.

§ 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 10-May-2017 03:43

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

  • 2016-06-15; vol. 81 # 115 - Wednesday, June 15, 2016
    1. 81 FR 38911 - Use of Symbols in Labeling
      GPO FDSys XML | Text
      DEPARTMENT OF HEALTH AND HUMAN SERVICES, Food and Drug Administration
      Final rule.
      This rule is effective September 13, 2016.
      21 CFR Parts 660, 801, and 809