Acetohydroxamic Acid API from Mexico
Acetohydroxamic acid is a hydroxylamine derivative serving as the active pharmaceutical ingredient in medications for urinary tract infections. Classified under HTS 2928.00.30.00 as a drug due to its direct medicinal application and compliance with pharmacopeial standards.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Submit DMF and stability data to CBP for verification as API rather than research chemical
• Comply with FDA import alerts for hydroxylamine compounds by providing GMP manufacturing certificates
• Declare exact purity levels (>98%) to prevent down-classification to non-drug chemical