N,N-Diethyl Perfluorooctanesulfonamide Salt from China
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 — China → United States
44%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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