Sulfadimidine BP Veterinary Grade from Canada
Sulfadimidine (alternative name for sulfamethazine) meeting British Pharmacopoeia standards, imported as white crystalline powder for poultry coccidiosis and bacterial infections treatment. Falls under HTS 2935.90.30.00 as the sulfonamide drug sulfamethazine, an anti-infective agent per the tariff description and Chapter 29 chemical definition. Commonly used in drinking water medication systems for broiler chickens.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%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/USP equivalence documentation and veterinary drug residue tolerance data; declare exact batch purity to comply with FDA import alerts
• Pitfall: Incorrectly listing as 'sulfadiazine' (different molecule) causes reclassification and penalties