Code of Federal Regulations · Section
§ 660.44 — Specificity
21 C.F.R. § 660.44
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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.
Authorizing Statute
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Definitions; generally21 U.S.C. § 321
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Regulations42 U.S.C. § 216