TBBS Rubber Accelerator (N-tert-Butyl-2-benzothiazolesulfenamide) from Germany
TBBS is a widely used delayed-action accelerator for NR and SR compounds in tire treads and sidewalls. Its aromatic benzothiazole sulfenamide structure mandates classification under HTS 3812.10.1000.
Duty Rate — Germany → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Submit batch certificates of analysis; ensure proper UN packaging group classification; pre-register with US EPA for new chemical introductions