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2909.60.10.00/2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane/Japan

2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane from Japan

This symmetrical aromatic ketone peroxide functions as a high-temperature initiator for polyethylene crosslinking. Falls under HTS 2909.60.10.00 as a chemically defined aromatic peroxide specified in additional U.S. note 3 to section VI.

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

• Require manufacturer's test data on self-accelerating decomposition temperature for customs and transport

• Confirm chemical purity >99% to maintain classification under pure compounds vs mixtures

• Include emergency response information per 49 CFR for hazardous material imports

2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane from Japan — Import Duty Rate | HTS 2909.60.10.00