Perfluorooctane Sulfonate Quaternary Salt PFOS-TEA from Canada
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 — Canada → United States
16.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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