2-Mercaptobenzimidazole from Canada
2-Mercaptobenzimidazole is an aromatic heterocyclic amide used as corrosion inhibitor and rubber vulcanization accelerator. Fits HTS 2924.29.77.90 as other aromatic cyclic amide with sulfur. The imidazole ring contains amide functionality.
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
• Organo-sulfur but classified here not 2930 per note 5 exclusion for sulfonated compounds
• Dust control additives permitted if for safety/transport per chapter note 2(g)