Potassium Perfluorooctane Sulfonate Powder from Canada
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 — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
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