Thiourea Dioxide Pesticide Synergist from Japan
Thiourea dioxide serves as a pesticide synergist enhancing insecticidal activity of pyrethroids by inhibiting detoxification enzymes. Classified under HTS 2930.90.30.00 as a thiuram-related pesticide adjuvant. Used in combination formulations for crop protection.
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
• Synergist classification requires co-formulation data with primary insecticide
• Oxidative stability testing mandatory for powder formulations
• List on EPA Inert Ingredients List for pesticide use exemption