Fenpyroximate

Active IngredientFenpyroximate
ClassificationInsecticide / Agrochemical
Formulation95% Tech, 5% SC
BiochemistryInhibitor of mitochondrial electron transport at complex I.
Mode of ActionQuick knockdown activity against larvae, nymphs and adults, mainly by contact and ingestion. Also some moulting inhibitory activity on nymphs.
UsageControl of important phytophagous mites. Effective against Tetranychidae (spider mites), Tarsonemidae, Tenuipalpidae (false spider mites) and Eriophyidae in citrus, apple, pear, peach, grapes, etc., at 25-75 g/ha.
PhytotoxicityNot phytotoxic to top fruit, citrus, tea, vegetables and ornamentals.
Mammalian ToxicologyOral: Acute oral LD50 for male rats 480, female rats 245 mg/kg.  
Skin and eye: Acute percutaneous LD50 for male and female rats >2000 mg/kg. Non-irritating to skin; slightly irritating to eyes (rabbits).  
Inhalation: LC50 (4 h) for male rats 0.33, female rats 0.36 mg/l.