3812.39.60.00/Duradene Rubber Antioxidant Blend/Japan

Duradene Rubber Antioxidant Blend from Japan

Duradene is a synergistic blend of aromatic amines and phenolics designed for EPDM rubber weatherstrips in automotive sealing systems. The presence of aromatic antioxidants places it under HTS 3812.39.60.00.

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

• List individual component CAS numbers and percentages in blend formulation

• Provide automotive OEM approval letters as proof of rubber end-use

• Monitor total aromatic amine content against exposure limits