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- Region :China/Henan
- Tel : 15137105706
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- Details for Methomyl
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Methomyl 16752-77-5
Category : Agrochemicals/Insecticide
CAS NO : 16752-77-5 EC NO : 240-815-0 MF : C5H10N2O2S MW : 162.2101 Specification : 99TC,97TC,90SP Packing : iron drums with plastic bag inside,100kg net each.(for technical). 100ml×100 bottles/case,200ml×50 bottles/case(for 20EC) Product description : COMMONNAME:Methomyl
CHEMICAL NAME:S-methyl N-(methylcarbaoyloxy)thioacetimidate
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:Technical
20EC
Appearance
yellowish crystal
yellowish oily liquid
Methomyl content%(m/m)
97.0
20.0min
Acidity(asH2SO4)%(m/m)
0.1 max
0.3 max
Moisture%(m/m)
0.5 max
0.4 max
Emulsion stability
qualified
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)Crop
insects
recommendatory rate
method of application
cotton
Aphid,Pink bollworn
300-600 g/ha
water 1500 times, spraying
cabbage
Common cabbage worn, etc
200-400 g/ha
water 2000 times, spraying
rice
Nilaparvata lugens stal,
300-600 g/ha
water 1800 times, spraying
Rice leaf beetle
200-400 g/ha
water 2500 times, spraying
tobacco
Tobacco green peach aphid
150-250 g/ha
water 3000 times, spraying
citrus
Citrus leaf miner
150-600 g/ha
water 3000 times, spraying
other kinds of crops
other kinds of pests
300-600 g/ha
water 1000-3000 times, spraying
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 a Synonyms : Lannate;Nudrin;S-Methyl-n-[(methylamino carboxyl)-oxygen]thio acetamide;1-(methylthio) amino methyl ethyl carbamate;1-(methylmercapto) aminomethyl ethylidene, carbamate;Methylthio-1-ethylidenamino methylcarbamate;S-methyl N-(methylcarbamoyloxy)thioacetimidate;methyl N-[[(methylamino)carbonyl]oxy]ethanimidothioate;methyl N-[(methylcarbamoyl)oxy]ethanimidothioate;methyl (1E)-N-[(methylcarbamoyl)oxy]ethanimidothioate;methyl (1Z)-N-[(methylcarbamoyl)oxy]ethanimidothioate; Molecular Structure :
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Methomyl