Sulfathiazole Powder USP from Canada
Pharmaceutical-grade sulfathiazole powder meeting USP standards, a synthetic sulfonamide antibiotic used primarily as an anti-infective agent against bacterial infections. Classified under HTS 2935.90.3300 as a separate chemically defined organic sulfonamide compound typically used in drug formulations. It falls within the sulfonamides subheading for anti-infective drugs.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain FDA approval and Drug Master File (DMF) prior to import as it's a bulk pharmaceutical chemical
• Provide Certificate of Analysis (CoA) verifying USP purity and absence of impurities per Chapter 29 notes
• Avoid misclassification as finished dosage forms; ensure documentation shows it's a chemically defined API