U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

All TitlesTitle 21Chapter IPart 640Subpart I - Subpart I—Plasma Protein Fraction (Human)
§ 640.90 - Plasma Protein Fraction (Human).
§ 640.91 - Processing.
§ 640.92 - Tests on final product.
§ 640.93 - General requirements.
§ 640.94 - Labeling.
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