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
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Submit batch certificates of analysis; ensure proper UN packaging group classification; pre-register with US EPA for new chemical introductions