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2934.20.05.00/Runflex TBBS Vulcanization Accelerator/Japan

Runflex TBBS Vulcanization Accelerator from Japan

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.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Provide FTIR or HPLC analysis confirming benzothiazole ring presence to distinguish from CBS (2934.20.1000)

• Declare exact CAS number (2338-96-1) on commercial invoice to facilitate automated customs processing

Runflex TBBS Vulcanization Accelerator from Japan — Import Duty Rate | HTS 2934.20.05.00