O,O-Diethyl S-(2-ethylthioethyl) phosphorodithioate from Japan
A thiophosphoric ester commonly known as Disulfoton, used as a systemic insecticide in agriculture. It falls under HTS 2920.19.5000 as a phosphorodithioate ester of other inorganic acids of nonmetals, not classified as specific named compounds. This chemical is a separate chemically defined organic compound per Chapter 29 note (a).
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 EPA registration and comply with FIFRA labeling requirements before import
• Provide detailed chemical purity analysis and safety data sheets (SDS) for customs clearance
• Avoid misclassification as a simple organophosphorus compound in 2931; confirm phosphorodithioate structure