High Purity APFOS for Firefighting Foam Production from Japan
Ultra-high purity ammonium perfluorooctane sulfonate specifically for AFFF concentrate production, under HTS 2904.32.00.00 as a chemically defined fluorosulfonate. End-use as firefighting surfactant does not affect pure compound classification.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain waivers for legacy AFFF use if importing for military/fire service; provide NFPA 11 compliance documentation; track PFOA/PFOS phase-out deadlines