Regulations last checked for updates: Nov 22, 2024

Title 21 - Food and Drugs last revised: Nov 19, 2024
All TitlesTitle 21Chapter IPart 331Subpart B - Subpart B—Active Ingredients
authority: 21 U.S.C. 321,351,352,353,355,360,371
source: 39 FR 19874, June 4, 1974, unless otherwise noted.
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