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Physical and chemical properties: white powder without special odor, melting point: 94.8 (℃), 20 (℃) C vapor pressure of 3 (℃) 10-7Pa, 20 (℃) C density of 1.29g/cm3. Solubility (material/1000ml solvent, 20℃): 20 in n-hexane, 250 in dichloromethane, 47 in isopropanol, 250 in xylene and 0.05 in water.
Toxicity: Acute oral LD50 > 2500 mg/kg, acute percutaneous LD50 > 4000 mg/kg in rats, LC50 > 0.0455 mg/L in mollusks, LC50 > 0.0351 mg/L in rainbow trout and LC50 > 100 mg/L in fleas. For bees, LD50 > 100 ug/bee, and for quails, LD50 > 2000 mg/kg.
Mode of action:It has a new mechanism of action, with contact killing effect and without intrinsic attraction. It mainly inhibits the lipid synthesis of mites and the energy metabolism of mites. It has good killing effect on the eggs, young mites and nymphs of harmful mites. It is ineffective for adult mites, but it can inhibit the hatching rate of female mites.