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tuoqiu agriculture chemical


tuoqiu agriculture chemical

trichlorfon 97%tc,80%sp

cas no: 52-68-6
molecular formula: c4h8o4pcl3
molecular weight: 257.45
structural formula:

trichlorfon is an organophosphorus insecticide with low toxicity and broad insecticidal spectrum. appearance is white crystal. it can become dichlorvos in weak lye, but it is unstable and decomposes quickly. it has strong stomach poisoning effect on pests, and has both contact killing effect and permeability to plants. it is suitable for the control of chewing mouthpart pests of crops such as rice, wheat, vegetables, tea trees, fruit trees, mulberry trees, cotton, green grass, etc. it can also be widely used in livestock parasites, sanitary pests, etc. control of egg pests.
physical and chemical properties:
the pure product is white crystal with aldehyde odor. melting point (℃): 83~84 boiling point (℃): 100(13.33kpa) relative density (water=1): 1.73 saturated vapor pressure (kpa): 13.33(100℃) solubility: solubility water (20℃) 120g/ l, soluble in most organic solvents, but insoluble in aliphatic hydrocarbons and petroleum, hexane 0.1-1, dichloromethane, isopropanol >200, toluene 20-50 (g/l, 20℃), easy to hydrolyze and dehydrochloride reaction, heating, rapid decomposition at > ph 6, slow photolysis. it is quickly converted into dichlorvos by alkali, and when hydrolyzed at 22℃, the half-life shortens with the increase of ph value.
packing: 50kg/cardboard drum, 25kg/cardboard drum
preparation: 80% soluble powder


jiangsu tuoqiu agriculture chemical co.,ltd.

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