Sulfadimethoxine from Mexico
Sulfadimethoxine is a long-acting sulfonamide with a methoxy pyrimidine structure, used as an anti-infective in veterinary applications for poultry and cattle. Falls under HTS 2933.59.36.00 for its aromatic anti-infective properties and pyrimidine ring per chapter definitions. Classified as a pure organic compound without excluded additives.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals: 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
• Obtain CVM import alert clearance; label for veterinary use only; verify no solvents rendering it for specific use per note (e)