Pyrithione Zinc (Zinc Pyrithione) from Mexico
Zinc pyrithione is an organo-zinc coordination compound with pyridine-thione structure, used as antifungal in shampoos. The organic pyridine component qualifies it for HTS 2933.39.61 under additional U.S. note 3 to section VI. Bulk active for personal care products.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Comply with FDA OTC monograph for dandruff actives; include concentration verification
• Test for heavy metals (<20ppm zinc solubility) per cosmetic GMP standards
• Use aqueous suspensions for shipping to minimize dust explosion risks