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nature : The scientific name for sulfur-by-phosphate O, O-methyl-2-O - (3-methyl-4-nitrophenyl) ester. The original drug content above 95%. Yellow brown oily liquid. With garlic smell. The relative density of 1.3227 (25 ° C). Boiling Point 140-145 ° C, the index of refraction 1.5528 (25 ° C). Do not dissolve in water, soluble in most organic solvents, and can be methanol, ethanol, acetone, benzene, chlorobenzene, etc. immiscible. The solubility of hydrocarbon chain, in part soluble petroleum ether and kerosene. Stable at room temperature, the decomposition failure base case. Efficacy and parathion are similar, but the toxicity to humans and animals, only about 1% of parathion, with high efficiency and low quality characteristics. Insecticidal wide range of sucking mouthparts, chewing mouthparts and D �pests have a strong stomach and the tag toxicity. General dubbed powder and emulsions. Right kill borer and rice borers have three of superior performance on the control of rice leafhopper, planthoppers, nematodes, armyworms, cotton aphids, Pink Bollworm, Camellia cotton scales, pear fruit borer, Cylas beetles, pine caterpillars also have good results. May-m-cresol by nitrosation and oxidized 3-methyl-4-nitrophenol, and then two methyl thiophosphoryl chloride role in the system.
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