2903.78.00.00/Perfluoropentanoic Acid (PFPeA)/Japan

Perfluoropentanoic Acid (PFPeA) from Japan

PFPeA (C4F9COOH) represents medium-chain perfluorinated carboxylic acids, fully halogenated acyclic derivatives. Falls under 2903.78.00.00 per chapter notes for halogenated hydrocarbons with multiple halogens. Intermediate in fluoropolymer production.

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

• Include chain length specification in commercial invoice to distinguish from other PFCAs

• Comply with Stockholm Convention reporting if applicable to persistent organic pollutants

• Use fluoropolymer-compatible packaging to prevent container degradation