Distilled Perfluorooctane Sulfonyl Fluoride from Mexico
Vacuum-distilled perfluorooctane sulfonyl fluoride achieving ultra-high purity (>99.5%), classified under HTS 2904.36.00.00 as the pure sulfonyl fluoride derivative. Used in precision fluorochemical manufacturing processes.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Distillation certificates justify premium pricing for duty valuation
• Temperature-controlled shipping required (below 20°C) to maintain stability
• Confirm no anti-dusting agents added that could trigger note (g) review