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PFOS Polymer Processing Aid from Japan

Chemical additive containing perfluorooctane sulfonic acid salts used as processing aid in fluoropolymer extrusion and molding. Falls under 3824.87.00.00 per Chapter 38 PFOS subheading specifications.

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 plastics manufacturing customer specifications confirming processing aid use

Provide fluoropolymer compatibility documentation

Include melt flow index test results supporting additive function