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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Oct 30, 2025
All Titles
Title 21
Chapter I
Part 352
Subpart D - Subpart D—Testing Procedures
§ 352.70 - Standard sunscreen.
§ 352.71 - Light source (solar simulator).
§ 352.72 - General testing procedures.
§ 352.73 - Determination of SPF value.
§ 352.76 - Determination if a product is water resistant or very water resistant.
§ 352.77 - Test modifications.
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