Sulfamerazine from Mexico

Sulfamerazine is a sulfonamide antibiotic with applications in treating meningitis and urinary infections. Classified under HTS 2935.90.75.00 as per additional U.S. note 3 to section VI for designated sulfonamides. Pure chemical for bulk import.

Duty Rate — Mexico → United States

6.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Provide comparative dissolution data; ensure no heavy metal contaminants; declare as research chemical if not for immediate pharma use