99% Pure PFOSF Technical Grade from Mexico

Technical grade perfluorooctane sulfonyl fluoride at 99% purity, a fluorinated sulfonyl compound under HTS 2904.36.00.00 due to its perfluorinated structure and sulfonyl fluoride functional group. Used primarily as a synthetic precursor for PFOS-based surfactants in industrial applications.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Import Tips

Include third-party lab analysis confirming 99% purity to prevent reclassification as an impure mixture

Register with US EPA under TSCA for PFOSF imports exceeding 100 lbs annually

Package in fluoropolymer-lined containers to prevent decomposition during transport