Potassium Perfluorooctane Sulfonate Powder from Japan
Pure potassium perfluorooctane sulfonate (PFOS-K) in powdered form, a fluorinated surfactant used in industrial applications. Classified under HTS 2904.34.00.00 as a sulfonated, halogenated derivative of hydrocarbons, specifically the potassium salt of perfluorooctane sulfonic acid. Meets chapter 29 requirements for chemically defined organic compounds with sulfonated and halogenated functions.
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
• Verify PFAS import restrictions in destination country as PFOS is heavily regulated globally; provide chemical purity certificates and SDS
• Ensure packaging prevents moisture absorption to maintain stability