Fonofos Technical Grade Pesticide from Canada
Pure O-Ethyl-S-phenylethylphosphono-thiolothionate (fonofos), a chemically defined organo-sulfur compound used as an active ingredient in organophosphate insecticides. It falls under HTS 2930.90.4310 as a specific pesticide listed in the organo-sulfur compounds heading, meeting chapter 29 requirements for separate chemically defined organic compounds with sulfur directly linked to carbon.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Obtain EPA registration and import approval prior to shipment as fonofos is a restricted pesticide; provide detailed chemical purity certificates and SDS sheets
• Verify compliance with TSCA and FIFRA; common pitfall is inadequate residue testing documentation