Thiamine HCl API Pharmaceutical Bulk from China
Active pharmaceutical ingredient grade thiamine hydrochloride for compounding pharmacies and manufacturers. HTS 2936.22.00.00 as pure unmixed vitamin B1 derivative. cGMP manufactured with DMF filing.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
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
• DMF reference number mandatory for API imports over 1MT
• Elemental impurities testing per ICH Q3D required