Procainamide Hydrochloride from Mexico
Procainamide hydrochloride, an antiarrhythmic agent, features an acyclic para-aminobenzamide structure with hydrochloride salt. The salt follows the parent amide into HTS 2924.19.80.00 per chapter salt classification rules.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Controlled substance documentation if applicable; FDA DMF reference
• Salt equivalence testing required for tariff consistency
• Pharma vs bulk chemical declaration prevents 29xx industrial shift