A contact and systemic organophosphorous insecticide and acaricide, extensively used in agriculture and horticulture. Available commercially in the form of concentrated emulsions. May be mixed with chlorpyrifos.
For etiology, clinical features, lesions, treatment and investigations, see Organophosporous compounds

[toxic.gif] Toxicity
Oral doses in mg/kg or concentrations in mg/l:
LD50 rats 320-380
  rabbits 300-500
  chickens 37
  ducks 42
  dogs 400
MTD cattle 15
  calves 5
TD horses 60-80
  sheep 100
LD cattle 22
LC50 (48 h) fish 9.5