Purified Maleic Anhydride Pellets from Mexico
High-purity maleic anhydride pellets (>99.5%) for pharmaceutical intermediate synthesis, classified in HTS 2917.14.5000 as 'other' acyclic polycarboxylic anhydride. Meets Chapter 29 criteria for chemically defined compounds without excluded additives.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include GC/MS analysis confirming <50 ppm impurities to maintain pure compound status
• For pharma use, prepare DMF/CEP documentation though tariff classification remains chemical heading
• Watch for anti-dumping duties from specific origins; check Commerce Department updates