Nicotyrine from China
Nicotyrine is a pyridine derivative found in tobacco, containing an unfused pyridine ring fused with pyrrole, used in tobacco research and flavor chemistry. Classifies under HTS 2933.39.61 per additional U.S. note 3 to section VI. Reference standard for analytical labs.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Order reference standards from accredited suppliers with NIST-traceable certificates
• Declare as 'analytical reference material' to bypass some pharma controls
• Limit quantities to research needs (<10g) for simplified CBP review