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Chlorpyrifos
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Chemical name: |
Chlorpyrifos |
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CAS No.: |
2921-88-2
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Empirical formula: |
C9H11Cl3NO3PS
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Structural formula: |
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Molecular mass: |
350.49 |
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Basic chemical and physical data: |
Chlorpyrifos technical is white granule crystal, slightly mercaptan odor, density 1.398g/cm3, vapor pressure 2.52mPa (25℃), melting point 42.5 – 43℃. Solubility: 2mg/L in water, 790g/kg in octane, 430g/kg in methanol, steadily soluble in most organic solvents. Stability: stable in normal condition, the high temperature and pH value will accelerate the hydrolysis. DT50 (25℃, pH8) 1.5d, DT50 (15℃, pH7) 100d. It is corrosive to copper. |
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Usage: |
Chlorpyrifos is a broad-spectrum organophosphate insecticide. While originally used primarily to kill mosquitoes, it is no longer registered for this use. Chlorpyrifos is effective in controlling cutworms, corn rootworms, cockroaches, grubs, flea beetles, flies, termites, fire ants, and lice. It is used as an insecticide on grain, cotton, field, fruit, nut and vegetable crops, and well as on lawns and ornamental plants. |
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Toxicity: |
The acute oral LD50: 145mg/kg in rats, 1000 – 2000mg/kg in rabbits. The acute dermal LD50 is 202mg/kg in rats. Chlorpyrifos is high toxic to bees, slightly irritant to eyes, and toxic to prawn and fis |
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Storage: |
Chlorpyrifos shall be stored in a cool, dry and well ventilated place. It should not be stored or transported along with foods. |
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Package: |
40kg drum, or according to the customer’s requirements. |
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Attention: |
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Formulation: |
48%EC,10%GR |
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Specification of technical: |
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Appearance: white crystal
Content of A.I.: 98.0% min.
Moisture: 0.2% max.
Acidity (cal. as H2SO4): 0.2% max. |
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