Benzothiazole-2-thiol from Canada
Also known as 2-benzothiazolethiol, this compound is a key intermediate and accelerator containing the unfused benzothiazole ring-system. HTS 2934.20.4000 applies per additional U.S. note 3 to section VI for these specifically described products.
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
• Use CAS 149-30-4 in commercial invoice for accurate identification
• Include stabilizer content documentation per Chapter 29 note 2(f)
• Avoid bulk packaging that might trigger 'preparation' classification