N-Methylperfluorooctane Sulfonamide from Canada
N-Methylperfluorooctane sulfonamide (N-MePFOSA) is a separate chemically defined compound used in manufacturing water- and oil-repellent coatings. Classified under HTS 2935.50.00.00 as a perfluorooctane sulfonamide per Chapter 29 note (a).
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit TSCA certification for PFAS chemicals to meet EPA pre-manufacture notification requirements
• Ensure CAS number 31506-32-8 documentation matches exactly for customs verification
• Avoid bulk packaging that could trigger Chapter 38 mixture classification