N,N-Diethyl Perfluorooctanesulfonamide Salt from Germany
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 — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
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