Sulfathiazole Bulk Pharmaceutical Chemical from Canada
High-purity bulk sulfathiazole for compounding into veterinary and human anti-bacterial medications. As a sulfonamide anti-infective drug, it precisely matches HTS 2935.90.3300 classification for separate chemically defined compounds. Supplied as fine white powder for further pharmaceutical processing.
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
• Declare as 'Bulk Drug Substance' on commercial invoice to distinguish from finished products
• Maintain GMP certification documentation for the originating facility
• Watch for anti-dumping duties if sourced from specific countries; verify with CBP