U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

All TitlesTitle 21Chapter IPart 640Subpart A - Subpart A—Whole Blood
§ 640.1 - Whole Blood.
§ 640.2 - General requirements.
§ 640.4 - Collection of the blood.
§ 640.5 - Testing the blood.
§ 640.6 - Modifications of Whole Blood.
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