Pharmaceutical Grade Acetic Anhydride from Mexico
Ultra-pure acetic anhydride meeting USP standards for pharmaceutical intermediate synthesis like aspirin production. Classified in HTS 2915.24.00.00 as chemically defined acetic anhydride, prior to note 3's last-in-order rule.
Duty Rate — Mexico → United States
13.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include FDA Drug Master File or equivalent for pharma imports
• Test for heavy metals/impurities to confirm Chapter 29 purity standards
• Separate from bulk shipments to avoid contamination cross-classification