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98% Chlorpyrifos

  Post Date: Oct 08,2015
  Expiry Date: Apr 05,2016
  Detailed Description: Cas No. :2921-88-2 Specs:97% TC, 40% EC, 48%EC, 20%EC, 16%EC
common name:Chlorpyrifos

Chemical name:O,O-Diethyl-O-3,5,6-trichloro-2-pyridyl phosphorothioate


Molecular formula:C9H11C13NO3PS

Molecular weight:350.5

Physical and Chemical Properties

white solid, melting point 42.5-43°C, vapor pressure(25°C)2.410-3Pa. solubility(25°C) in water 2mg/L, in xylene 400mg/L, in methyl alcohol 45g/L.


Acute oral LD50: for male rats 163mg/kg; for female rats 135mg/kg. Acute dermal LD50 for rabbits is above 2000mg/kg. It is rapidly detoxified in animals. It shows toxic to fish and shrimp.

  CAS Registry Number:


  Synonyms: ;O,O-diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate;ANSI;ISO;BSI;Dowco179;ENT27311;O,O-diethyl-O-(3,5,6-trichloro-2-pyridyl)phos-phorothioate;Clorpyrifos;Phosphorothioic acid O,O-diethyl O-(3,5,6-trichloro-2-pyridinyl) ester;Chlorpyritos;Eradex;Lorsban;Trichlorpyrphos;Chlorpyriphos;O,O-diethyl O-(3,5,6-trichloropyridin-2-yl) phosphorothioate;O,O-diethyl S-(3,5,6-trichloropyridin-2-yl) thiophosphate;
  Molecular Formula: C9H11Cl3NO3PS
  Molecular Weight: 350.5863
  Molecular Structure: 2921-88-2 chlorpyrifos
  Hazard Symbols:  T:Toxic;
 N:Dangerous for the environment;
  Risk Codes: R25:;
  Safety Description: S1/2:;

  Company: ZheJiang DongFeng Chem.Ind Co.,Ltd.     [ China ]          
  Contact: Florence Deng
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