DDVP 50%SC

DDVP( dimethyl-dichloro-vinyl-phosphate )

Dichlorvos/O-dimethyl-O-2/2-dichlorovinylphosphate.

90%/95%/98%TC 50%/76%/80%EC 50%SC

1. Melting Point:-60°C

2.Boling Point(°C) : 7474(133.3Pa,1mmHg)

3.Relative density:1.415(25°C).

4.Molecular weight:220.98

5.SOLUBILITY IN WATER AND SOLVENTS :

6.STABILITY : Stability: Stable in neutral, weakly acidic and weakly

alkalinemedia, rapidly hydrolysed to the hydroxy-derivate in

strong acids and alkalis, Soil DT50 is 100 days.

Medium toxicity.
Broad spectrum insecticide and acaricide with the function of contact,

stomach poisoning and fumigation.
Original drug is combustible and emulsifiable concentrate is flammable.
The original drug male rats by oral LD50: 80mg/kg;
female rat oral LD50: 56mg/kg;
Male rats percutaneous LD50: 107mg/kg;
female rats percutaneous LD50: 75mg/kg.
Male rats no effect dose of 1000ppm.
Blue gill fish TLm (24 hours) 1mg / L, bluegill 2 hours LC50: 1ppm.

It is effective against mushroom flies, aphids, spider mites, caterpillars, thrips, and white

flies in greenhouse, outdoor fruit, and vegetable crops. Dichlorvos is used to treat avariety

of parasitic worm infections in dogs, livestock, and humans.

Dichlorvos can be fed to livestock to control botfly larvae in the manure.