上海11选5走势图

Product

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.

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Pymetrozine 95%TC 25%WP

Pymetrozine  95%TC 25%WP

alias
4,5-Dihydro-6-methyl-4-(3-Pyridine methylene amino group)-1,2,4-3(2H)-ketone
CASNO

molecular formula
C10H11N5O
formula weight
217.23
constitutional formula
Physical and chemical properties

上海11选5走势图melting point

melting point:217℃。

vapour pressure(20℃):<9.7510-8pa

上海11选5走势图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.

use

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.

toxicity

The oral LD501710 mg / kg and the percutaneous LD50 > 2000 mg / kg were observed in pipriapidone rats.

Prevention object


the form of a 
drug :


Piriapyrone 95%TC、25%WP


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