Verapamil HCl USP Grade from Canada
USP-grade Verapamil Hydrochloride meets United States Pharmacopeia standards for pharmaceutical use, containing the specified aromatic nitrile-function compound as hydrochloride salt. Classified specifically under HTS 2926.90.14.00 among named nitriles rather than general pharmaceuticals. Purity ≥99.0% with verified polymorphic form ensures tariff accuracy.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6093.5%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
• USP certificate mandatory; include HPLC chromatogram showing single peak at 99%+ area for CBP verification
• Type II DMF filing required before first import; avoid 'research use only' labeling which triggers different regulatory path
• Particle size distribution data prevents reclassification as micronized finished intermediate under Chapter 30