Sulfamethazine Sodium Veterinary Grade from Canada
Sulfamethazine sodium, explicitly named in HTS 2935.90.32.00, is a sulfonamide used primarily in veterinary medicine for treating respiratory and enteric infections in livestock. This pharmaceutical-grade powder meets pharmacopeial standards for animal health applications.
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
• Include Veterinary New Animal Drug Application (NADA) reference if applicable
• Segregate from human-use inventory to avoid cross-contamination concerns
• Document residue limits compliance for food-producing animals