Pharmaceutical API Aspirin Acid Microns from Canada
Micronized o-acetylsalicylic acid particles optimized for tablet compression in API production. As a separate chemically defined compound per Chapter 29(a), it imports under HTS 2918.22.1000.
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
• Provide particle size distribution report; ensure GMP compliance docs
• Beware of FDA prior notice for API imports