Synthetic Nicotinic Acid EP/BP Grade from Mexico
European Pharmacopoeia/British Pharmacopoeia compliant niacin powder for pharmaceutical compounding and nutraceutical manufacturing. This synthetic reproduction of natural vitamin B3 qualifies under HTS 2936.29.16.20 as unmixed niacin derivative used primarily as a vitamin. Imported in bulk for high-potency supplement production.
Duty Rate — Mexico → 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
• Provide EP/BP certificates and chromatograms demonstrating single-peak purity to confirm 'unmixed' status
• Declare intended end-use as vitamin supplement ingredient; therapeutic claims may trigger FDA drug classification
• Monitor solvent residue limits (<5000ppm) per USP <467> to avoid CBP rejection for transport solvent violations