PFOSF with Emetic Identifier from Japan
Perfluorooctane sulfonyl fluoride with trace emetic additive for safety identification, permitted under HTS 2904.36.00.00 per Chapter 29 note (g). The addition facilitates hazard recognition without changing general chemical use.
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
• Document emetic as <0.1% solely for safety per note (g)
• Customs may require proof addition doesn't enable specific end-use