LABOR KAIFENG AGROCHEMICALS CO., LTD.

Chlorpyrifos

• Category :

  Agrochemicals/Insecticide

• 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;

• CAS NO :

  2921-88-2

• EC NO :

  220-864-4

• Molecular Formula :

  C₉H₁₁Cl₃NO₃PS

• Molecular Weight :

  350.5863

• Main Specifications :

  98TC 40EC 20EC

• InChI :

  InChI=1/C9H11Cl3NO3PS/c1-3-15-17(14,16-4-2)18-9-7(11)5-6(10)8(12)13-9/h5H,3-4H2,1-2H3

• Packing :

  25kg or 200kg drum

• Product description :

  COMMON NAME:Chlorpyrifos (97TC, 48EC)
  CHEMICAL NAME:O.O-dimethyl-O-(3.5.6-trichloro-2-pyridyl) phosphorothicate
  STRUCTURAL FORMULA: ?
  
  PHYSICAL AND CHEMICAL PROPERTIES:
  Technical product is white granular crystal with mercaptan-like odour,stable at normal temperature,m.p.41.5~43.5,It's easily soluble in many organic solvents such as acetone,benzene,dimethyl benzene,dichloroethane,trichloromethane and so on.
  TOXICITY:
  Acute oral LD50 of technical to mouse is 163 mg/kg,acute dermal LD50 is more than 2000mg/kg.It is lightly irritative to animal eyes. Touching for a long time will lead to be burned.It has no teratoge nicity,carcinogenicity and mutagenicity effect.It's high toxic to fish and aquatic animal,poisonous to bees.

  FORMULATION AND SPECIFICATION:

  ?	Technical	EC
  Carbofuran content,%(m/m)	94.0 min	40.,20
  Moisture(%,m/m)	0.1 max	0.3 max
  Acidity(as H2SO4),% (m/m)	X0.1 max	0.3 max

  PRECAUTION:
  1.Avoid using it during the blossom period in order to protect bees.
  2.Don't mix it with alkaline pesticides.It can't be used on tobacco.
  3.Ceasing period of using on crops before harvest:cotton,21 days;rice,7 days; sugarcane, 7 days;soybean,14 days;peanut,21 days; corn,10 days.
  THE SCALE,METHOD AND RECOMMENDATORY RATE OF APPLICTION:

  Crop	insects	recommendatory rate	method of application
  Rice	leaf rollers	360-600 g/ha	water 750kg and spraying
  	thrips	480-720 g/ha	water 750kg and spraying
  wheat	armyworms	240 g/ha	water 600kg and spraying
  	aphids	300-450 g/ha	water 600kg and spraying
  cotton	aphids	300 g/ha	water 600kg and spraying
  	pinkworms	700-1020 g/ha	water 600kg and spraying
  vegetable	small diamond,black moth	600-900 g/ha	water 1350kg and spraying
  fruit	peach pod borer	200-400 ppm	spraying
  	orange leaf miner	200-500 ppm	spraying

• Uses :

  USES:It's phosphorathicate insecticide with contact, stomach and fumigation poisoning effect. It has a short residual time in leaves but a longer residual time in soil.So,it is well effective to control underground pests.

• Molecular Structure :