Chlorpyrifos

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Chlorpyrifos 97%TC, 480g/L EC

Product name: Chlorpyrifos
 
Chemical name:
Chemical equation:
            
 M.f.: C₉H₁₁Cl₃NO₃PS
Mol. wt.: 350.5


CAS RN: 2921-88-2


Physicochemical properties: Technical white granular crystal, are stable at room temperature, mercaptan smell, density 1.398 (43.5 DEG C), melting point 41.5~43.5 DEG C, steam pressure 2.5mPa (25 DEG C) and water solubility 1.2mg/l, soluble in most organic solvents
Toxicity: Is a medium toxicity insecticide. Technical rat acute oral LD50 for 163mg/kg, acute percutaneous LD50>2g/kg; eyes of experimental animals with mild stimulation, on the skin have significantly stimulated, for a long time repeatedly contact will produce burns. The dose of the rat subacute oral dose was 0.03mg/kg, and the dose of chronic oral dose was 0.1mg/kg. The dose of chronic oral dose was 0.03mg/kg. Under the test dose, no mutation, mutagenic and carcinogenic effect were found.. Indoor air maximum allowable concentration of (TLV) 0.2mg/m3. The toxicity of fish and aquatic organisms was high, and the red trout LC50 was 15mg/L (96 hours, 72), and toxic to bees.. 40.7% chlorpyrifos EC, rat acute by oral LD50 for 590mg/kg, free of acute percutaneous LD50 for 2330mg/kg, to skin and eye irritation. Kill trypan blue pearl 14% granules in rat impatient by mouth LD50>2g/kg acute percutaneous >2g/kg acute inhalation LC50>0.007 g / L (7 hours), irritating to eyes and skin.
Use: It is a pesticide that has the effect of touching, poison and fumigation.. The residual period of the leaves is not long, but the residual period of the soil is longer, so the control effect of the underground pest is better.. At the recommended dose, no phytotoxicity to most crops, but sensitive to tobacco.
Spec: 97%TC
Formulation:480g/L EC