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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Oct 07, 2025
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Title 21
Chapter I
Part 866
Subpart D - Subpart D—Serological Reagents
View all text of Subpart D [§ 866.3010 - § 866.4001]
§ 866.3172 - xxx
Link to an amendment published at 90 FR 44975, Sept. 18, 2025.
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