Common name: Triazophos
Chemical name: 0,O-diethyl o-(1-phenyl-1H-1,2,4-triazol-3-yl) phosphorothioate

Physical and chemical properties: Pure triazophos is a yellowish oil liquid; m.p. 2-5; v.p. 13 mPa(55);density 1.25; Solubility(20 ), 30-40mg/kg water; soluble in most organic solvents. Tech grade (80% min AI) is stable in normal conditions. 20% EC is a brown -yellowish liquid, stable in normal stored conditions.

Toxicity : Acute oral LD50, for rats 82 mg/kg. for dogs 320 mg/kg; Acute percutaneous LD50 for rats 1100mg/kg. In 2-year feeding trials rats receiving 1 ppm diet and dogs 0.3 ppm diet only direct effect was inhibition of blood serum cholinesterase. Fish toxicity LC50 (48-h), for crucian 8.4 mg/l. ADI for man 0.002 mg/kg body weight .

Formulation and specification:

Package:Technical , 100,200 kg in iron drum; 20 EC, 0.5 or 1.0 liter in bottles.
Uses:
It's an agrochemical with broad spectrum insecticide and acaricide with some nematicidal properties. It controls Aphididae in cereals at 320-600 g AI (20% EC)/ha, in fruit at 75-125 g/100l. When incorporated at 1-2 kg AI (20% EC)/ha in the soil prior to planting, it controls Agrotis spp. and other cutworms. It can penetrate plant tissue, but has no systemic activity.