Sodium Mercaptobenzothiazolate Crystals from Mexico
Crystalline sodium salt of 2-mercaptobenzothiazole, chemically defined heterocyclic compound for use in flotation reagents and antioxidants. Falls under HTS 2934.20.20.00 due to its exact structural match to the tariff subheading for benzothiazole ring compounds. Complies with Chapter 29 note (a) for separate organic compounds.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare exact CAS 2492-26-4 and molecular formula C7H4NNaS2; use UN-approved packaging for Class 8 corrosives
• Common error: labeling as 'rubber chemical' invites scrutiny