PFOSF with Emetic Identifier from Canada
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 — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Document emetic as <0.1% solely for safety per note (g)
• Customs may require proof addition doesn't enable specific end-use