Acetylamide phosphorus pesticide purity standard

Acephate, also known as high phosphine [1], is a low-toxicity insecticide. Acephate is an oral insecticide, which has stomach poisoning and contact killing effects, and can kill eggs. It has a certain fumigation effect. Slow-acting insecticide, suitable for vegetables, tea trees, tobacco, fruit trees, cotton, rice, wheat, rape and other crops, to control a variety of chewing and sucking mouthpart pests, mites and hygienic pests. Improper storage and use Can cause human and animal poisoning. Pure product is white crystal, Melting point is 91℃. Industrial product is white solid, purity 80-90%, specific gravity 1.35, easily soluble in polar solvents such as water, acetonitrile, methanol, ethanol, acetone, etc. and halogenated hydrocarbons such as dichloromethane and dichloroethane. It has low solubility in the mixed solution of benzene, methylbenzene ring and dimethylbenzene ring. It is easily decomposed in alkaline medium.