Sulfamethazine Sodium BP Veterinary API from Canada
British Pharmacopoeia (BP) grade sulfamethazine sodium, a sulfonamide explicitly listed in HTS 2935.90.32.00, used in veterinary formulations for swine and cattle respiratory disease treatment. Meets international standards for animal pharmaceutical use.
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 BP certificate of analysis and compare to USP specifications
• Declare withdrawal periods for food animals per FDA Center for Veterinary Medicine
• Use child-resistant packaging for bulk veterinary shipments