4005.20.00.00/IR/NR Blend Rubber Solution/Japan

IR/NR Blend Rubber Solution from Japan

Isoprene rubber (IR) and natural rubber (NR) blend solution, compounded unvulcanized for tire compounds. Classifies in 4005.20.00.00 as primary form solution.

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

• Blend ratio documentation essential for natural vs synthetic determination

• Test for compliance with vulcanization/elongation per synthetic definition

• Prevent drying during shipping to maintain solution form