MBTS Dibenzothiazole Disulfide from Germany
MBTS, derived from 2-Mercaptobenzothiazole, contains two benzothiazole rings linked by disulfide bond, qualifying under HTS 2934.20.1500 provisions. Slow-curing accelerator used in EPDM rubber formulations.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Molecular structure diagrams confirming benzothiazole ring systems required for classification
• Batch purity certificates (>97%) essential to distinguish from technical grade mixtures
• End-use statements specifying rubber vulcanization prevents pesticide misclassification