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Composite Rubber Accelerator Mixture from Japan

Pre-mixed combination of vulcanization accelerators (CBS, TBBS) and activators for tire manufacturing. Under HTS 3824.99.93.97 as other chemical preparations for allied industries (rubber processing). Not single compounds or finished rubber products.

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%

Import Tips

Submit rubber industry end-use verification to prevent shift to Chapter 38 specific accelerators

Ensure mixture ratios documented; predominant single accelerator reclassifies