N-Cyclohexyl-2-benzothiazolesulfenamide (CBS) from China
CBS is a delayed-action vulcanization accelerator containing the benzothiazole ring-system, widely used in tire and rubber manufacturing. Classified under HTS 2934.20.4000 per additional U.S. note 3, as it's a specific heterocyclic compound listed for tariff purposes.
Duty Rate — China → United States
31.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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 technical data sheet confirming benzothiazole content and CAS number for customs verification
• Ensure packaging complies with UN regulations for chemical transport (often UN 3077)
• Monitor Section VI note 3 quantities if applicable to avoid over-quota duties