Cas: 2921-88-2 chlorpyrifos Insecticide powder
| product name |
chlorpyrifos |
| cas number |
2921-88-2 |
| apperance |
White crystal powder |
| Density |
1.5±0.1 g/cm3 |
| MF |
C9H11Cl3NO3PS |
| MW |
350.586 |
Chlorpyrifos, also known as chlorpyrifos and chlorpyrifos, is chemically named O,O-diethyl-O-(3,5,6-trichloro-2-pyridyl)phosphoric acid, and its molecular formula is C9H11Cl3NO3PS, It is white crystals with a slight thiol smell. It is a non-systemic broad-spectrum insecticide and acaricide with high volatility in the soil.
It is an acetylcholinesterase inhibitor, a phosphorothioate pesticide.
Inhibit the activity of acetylcholinesterase AChE or cholinesterase ChE in the nerves of the body and destroy the normal nerve impulse conduction, causing a series of symptoms of poisoning: abnormal excitement, spasm, paralysis, and death.
Broad insecticidal spectrum
Registered crops Controlled objects Registered amount Commodity amount Usage method
Rice, rice planthopper, 70~90ml per mu, evenly sprayed on stems and leaves
Rice Cnaphalocrocis medinalis 70~90 ml per mu, evenly sprayed on the stems and leaves
Rice stem borer 70~90 ml per mu, evenly sprayed on stems and leaves
Rice Rice gall midge 300~360 ml per mu, spray it at the seedling leaf 1 leaf 1 heart stage and the Honda tillering stage, and 15-20 kg of fine sand can also be applied.
Citrus tree scale insect diluted 1000 to 1500 times evenly sprayed on stems and leaves
Apple tree cotton aphid diluted 1500 times evenly spray during the cotton aphid occurrence period
Litchi stalk borer Dilute 1000~1500 times and apply the medicine once every 20 days and 7-10 days before the lychee and longan are harvested
Cruciferous vegetables, Spodoptera litura 45~60 ml per mu, evenly sprayed on the stems and leaves before the third instar larvae
Cruciferous vegetables, Pieris rapae 50~75ml per mu, evenly sprayed on the stems and leaves of the larvae before the third instar
Cruciferous vegetables, Plutella xylostella, 100 ml per mu, evenly sprayed on the stems and leaves of the 3rd instar larvae
Cruciferous vegetables Yellow aspergillus adult insects: spray evenly with 45-60 ml per mu; larvae: dilute 2,000 times liquid and irrigate 300 kilograms of diluted liquid per mu
Leek Root maggots 250~300ml per mu with 1000kg of water, water along the root or 400~500ml per mu with irrigation water
Wheat aphids 15~25ml/mu per mu, spray evenly during the peak period of aphids occurrence
Rape, Armyworm, use 40~50ml per mu and spray evenly before the 3rd instar larvae
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