N,N-Diethyl Perfluorooctanesulfonamide Salt from Mexico
While chemically distinct, certain diethyl-substituted perfluoroalkyl sulfonamide salts align with HTS 2922.16.00.00 interpretation for oxygen-function amino-salts. Used in photographic chemicals and fluorosurfactants.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Submit binding ruling request to CBP if structural ambiguity exists between sulfonate/sulfonamide
• Ensure no added stabilizers render it specific-use per chapter note (g)
• Comply with PFOA/PFOS phase-out schedules under TSCA