Common nameOmethoate/folimat/ CLXVI Chemical nameO,O-dimethyl S-methylcarbamoylmethyl phosphorothioate; O,O-dimethyl S-(2-methylamino)-2-oxoethyl phosphorothioate;CAS No 1113-02-6Molecular formula C5H12NO4PSDescription1.Melting Point:135°C (decomposes when distilled); 2.Vapour Pressure:2.5 × 10 -5 mm Hg at 20°C 3.Appearance:Colorless to slightly yellowish oil4.SOLUBILITY IN WATER AND SOLVENTS : readily soluble in water, alcohol and acetone; slightly soluble in ethyl ether; almost insoluble in petroleum ether.5.STABILITY : Stability to hydrolysis: half-life period, 611 hours at pH 7 and 24°C. The velocity of decomposition of the active ingredient is essentially greater at higher temperatures or at Ph values 8-10.ToxicityAcute oral LD 50 to rat is 30-60mg/kg, for mouse 30-40mg/kg; acute dermal LD 50 for rats is 1400mg/kg; Dreathing-in LD 50 for rat is 1520mg/kg 3 hour, TLM for fish (carp) is more than 500 ppm (96 hours).FunctionSystemic insecticide and acaricide with contact and stomach action control of spider mites, aphids(including woolly aphids), beetles, caterpillars, scale insects, thrips, suchers, fruit flies, etc. on fruit, hops, cereals, rice, potatoes, ornamentals, and other cropsPrecautions1.Do not mix with alkline substance.2.Send to the hospital whenever poisoned symptoms found, can be used.3.Stored in normal condition, the period of guarantee quality is two years.