Pyridine Hydrochloride from Mexico
Pyridine hydrochloride is the salt form of pyridine used in chemical synthesis and as a reagent for protein extraction. It falls under HTS 2933.39.61.91 as a heterocyclic nitrogen compound with unfused pyridine ring, classified with the parent base per chapter note on salts. The pure salt meets chemically defined compound criteria.
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
• Specify water content and HCl ratio in technical specifications to confirm salt identity
• Use proper DOT/ IATA shipping classification (UN 2678, corrosive)
• Maintain segregation from incompatible materials during storage per OSHA guidelines