3911.90.91.10/Thermoplastic Polysulfide Resin Powder/Japan

Thermoplastic Polysulfide Resin Powder from Japan

Polysulfide polymers in thermoplastic powder primary form, note 3 products of heading 3911. Under 3911.90.91.10 as other thermoplastics, used in sealants and fuel-resistant coatings.

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

• Supplier affidavits on sulfur monomer content essential for note 3 verification

• Avoid compounding; pure powder prevents shift to 3920 plates/films