Acetylsulfisoxazole USP Powder from Canada
Acetylsulfisoxazole is a sulfonamide antibiotic classified under HTS 2935.90.32.00 as a specific anti-infective agent drug. This pure pharmaceutical-grade powder is used in the formulation of medications for treating urinary tract infections and other bacterial infections.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6093.5%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 Drug Master File and ensure USP certification for pharmaceutical grade compliance
• Provide Certificate of Analysis (CoA) confirming purity >99% and absence of impurities
• Avoid misclassification as general sulfonamides; specify as listed drug in 2935.90.32.00