99% Pure PFOSF Technical Grade from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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