Common name: Chlorpyrifos
Trade name: Pyrifoz
Chemical name: O.O-dimethyl-O-(3.5.6-trichloro-2-pyridyl)
phosphorothicate

White granular crystal with 0mercaptan-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, etc.

Toxicity: Acute oral LD50 of technical to mouse is 163mg/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 teratogenicity, carcinogenicity and mutagenicity effect. It's high
toxic to fish and aquatic animal, poisonous to bees.

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 effective to control underground pests.