COMMONNAME:Methomyl
CHEMICAL NAME:S-methyl N-(methylcarbaoyloxy)thioacetimidate
STRUCTURAL FORMULA:  

PHYSICAL AND CHEMICAL PROPERTIES:Pure product is white crystal,with a slight sulfurous,m.p.78-79℃ ,d4251.2946,V.P.6.65mPa(25℃)is:58g/kg water;720g/kg acetone;420g/kg ethanol;1kg/kg methanol;30g/kg toluene.Technical is yellowish crystal Stablity:its aqueous solution decomposes slowly at room temperature,more rapidly in alkaline media;in sunlight or a t higher temperatures,decomposes rapidly in soil.
TOXICITY:Acute oral LD50 of pure product to male rats is 17mg/kg,to female rats 24mg/kg,Acute percu-taneous LD50 to male rabbits is >5000mg/kg ,it's irritative to eyes of rabbits but not to skin of guinea-pigs.ADI for man is 0.03mg/kg body weight.
FORMULATION AND SPECIFICATION:

PACKING:In iron drums with plastic bag inside,100kg net each.(for technical). 100ml×100 bottles/case,200ml×50 bottles/case(for 20EC)
USES:It is used to contrlol many kinds including:Cotton aphid,American bollworn, black cutworms,stalk borers,cabbage aphids,cabbage caterpillars,rice fulgorids and thrips on field crops,cotton,grapes,cereal crops,maize and sugar beet, vegetables, ornamentals and etc.
PRECAUTION:
1.Avoid being poisoning,if one got infected,use Atropine to treat.
2.Application is forbidden in 7 days before harvest.
3.It can not be mixed with alkaline pesticide and fertilizer.
THE SCALE,METHOD AND RECOMMENDATORY RATE OF APPLIATION:(a.i)