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Fonofos Technical Grade Pesticide from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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