TBBS Rubber Accelerator (N-tert-Butyl-2-benzothiazolesulfenamide) from Japan
TBBS (N-tert-Butyl-2-benzothiazolesulfenamide) 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 tariff item 3812.10.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Confirm the product is not a separate chemically defined compound, as chapter note 1 excludes such products unless specifically listed
• Provide a technical data sheet showing the accelerator's function and composition
• Check if the product requires any import permits under Canadian chemical regulations