U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

All TitlesTitle 21Chapter IPart 181Subpart B - Subpart B—Specific Prior-Sanctioned Food Ingredients
§ 181.22 - Certain substances employed in the manufacture of food-packaging materials.
§ 181.23 - Antimycotics.
§ 181.24 - Antioxidants.
§ 181.25 - Driers.
§ 181.26 - Drying oils as components of finished resins.
§ 181.27 - Plasticizers.
§ 181.28 - Release agents.
§ 181.29 - Stabilizers.
§ 181.30 - Substances used in the manufacture of paper and paperboard products used in food packaging.
§ 181.32 - Acrylonitrile copolymers and resins.
§ 181.33 - Sodium nitrate and potassium nitrate.
§ 181.34 - Sodium nitrite and potassium nitrite.
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