3-Picoline (3-Methylpyridine) from China
3-Picoline is a colorless liquid with a pyridine ring substituted by a methyl group at the 3-position, used in vitamin B6 synthesis. Classified under HTS 2933.39.10.00 as a picoline per Chapter 29 notes for unfused pyridine ring compounds. Key intermediate for pharmaceuticals and resins.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include GC-MS analysis reports to distinguish from 2-/4-picoline isomers during customs examination
• Use stainless steel drums with nitrogen blanketing to prevent oxidation; declare flash point (63°C)