Pharmaceutical Grade Chlorosulfuric Acid from Mexico
Ultra-pure chlorosulfuric acid meeting cGMP standards for sulfonation in active pharmaceutical ingredient (API) synthesis, such as sulfonamide antibiotics. Falls squarely under HTS 2806.20.00.00 as chemically defined per Chapter 28 definitions. Supplied in specialized pharma-grade containers.
Duty Rate — Mexico → United States
14.2%
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
• Provide FDA Drug Master File references and CoA with heavy metal limits; use secondary containment packaging; comply with USMCA chemical precursor reporting if applicable