It is mainly engaged in domestic and foreign trade in the field of pesticide chemicals。 The products include: herbicides, insecticides, fungicides, pesticide intermediates and chemical products。
Pymetrozine 95%TC 25%WP
|4,5-Dihydro-6-methyl-4-(3-Pyridine methylene amino group)-1,2,4-3(2H)-ketone|
Cleavage 20 ℃ g / L: water 0.27; ethanol 2.25; n-hexane, < 0.01Stability: stability under light, heat
stability, weak acid and weak base conditions.
Highly selective-this product has excellent selectivity and is almost harmless to some important natural enemies or beneficial insects, such as Helicoverpa armigera, the natural enemy of Helicoverpa armigera, the natural enemy of the beetle, the leafhopper, and the natural enemy spider of the planthopper family. The results showed that the inner absorbability of LC50 was 2-3 times as much as that of aprimicarb and more than 140 times of cypermethrin. It can control resistant insect pests such as peach aphid resistant to organophosphorus and carbamate insecticides.
上海11选5走势图The oral LD501710 mg / kg and the percutaneous LD50 > 2000 mg / kg were observed in pipriapidone rats。