Perfluorooctane Sulfonate Quaternary Salt PFOS-TEA from Japan
High-purity tetraethylammonium perfluorooctane sulfonate (PFOS-TEA) used in electroplating baths and as a fluorosurfactant intermediate. This chemically defined compound is specifically enumerated under HTS 2923.30.00.00 within the quaternary ammonium salts heading.
Duty Rate — Japan → United States
16.2%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Obtain EPA pre-manufacture notice approval if considered a new PFAS chemical under TSCA
• Provide detailed end-use statement to avoid anti-dumping scrutiny on fluorochemicals
• Ensure packaging prevents moisture absorption which could affect chemical purity classification