TBBS 98% Rubber Accelerator Powder
High-purity (98%) N-tert-Butyl-2-benzothiazolesulfenamide powder specifically formulated for delayed-action vulcanization in rubber compounds. Its benzothiazole ring-system qualifies it under HTS 2934.20.0500 as a named heterocyclic compound used in tire and automotive rubber production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If when supplied as anti-oxidizing preparation for rubber with additional phenolic antioxidants
Compositions specifically for rubber anti-oxidation fall under 3812, distinguishing from pure TBBS accelerator.
If containing salts of the sulfenamide compound
Organic compounds with added inorganic salts are classified under 2942 per Chapter 29 salt classification rules.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include manufacturer's specification sheet detailing melting point (104-107°C) and assay to confirm identity during customs examination
• Declare as 'industrial chemical - not for retail sale' to prevent misclassification; use HS explanatory notes for heterocyclic compound justification
Related Products under HTS 2934.20.05.00
N-tert-Butyl-2-benzothiazolesulfenamide (TBBS)
N-tert-Butyl-2-benzothiazolesulfenamide (TBBS) is a specific sulfenamide accelerator containing a benzothiazole ring-system, classified under HTS 2934.20.0500 as a heterocyclic compound not further fused. It is primarily used in the rubber industry to control vulcanization speed and improve processed rubber properties.
Santocure TBBS Accelerator
"Santocure TBBS" is a branded form of N-tert-Butyl-2-benzothiazolesulfenamide, a sulfenamide accelerator with the defining benzothiazole ring-system of HTS 2934.20.0500. Widely used in NR and synthetic rubber for optimal scorch safety in tire manufacturing.
Runflex TBBS Vulcanization Accelerator
Runflex TBBS is N-tert-Butyl-2-benzothiazolesulfenamide meeting industrial specifications for rubber curing, classified under HTS 2934.20.0500 due to its specific benzothiazole heterocyclic structure. Essential for producing conveyor belts, hoses, and seals.
Benzothiazole TBBS 95% Technical Grade
Technical grade N-tert-Butyl-2-benzothiazolesulfenamide at 95% purity, recognized under HTS 2934.20.0500 for its characteristic benzothiazole ring-system. Used in cost-effective rubber formulations for footwear soles and mechanical goods.