GroundRules
← Search the law
Federal regulations · Through 2026-08-25 · Newer source version available

21 CFR 660.5: Specificity.

Read at publisher ↗
Where this section sits in the code
  1. Title 21—Food and Drugs
  2. CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES
  3. SUBCHAPTER F—BIOLOGICS
  4. PART 660—ADDITIONAL STANDARDS FOR DIAGNOSTIC SUBSTANCES FOR LABORATORY TESTS
  5. Subpart A—Antibody to Hepatitis B Surface Antigen

Each filling of the product shall be specific for antibody to hepatitis B surface antigen, as determined by specificity tests found acceptable by the Director, Center for Biologics Evaluation and Research.

Collected 2026-08-27T02:24:47Z. Source file · JSON

Browse this collection