Methomyl pesticide
Methomyl 20% EC, 24%SL, 40%EC
Composition: Methomyl is a mixture of (Z)- and (E)- isomers, the former predominating
Colourless crystals, with a slight sulfurous odour
Formulation types: 98%TECH, 90% 40%SP, 20%EC
Solubility.: In water 57.9 g/l (25 º C ). In methanol 1000, acetone 730, ethanol 420, isopropanol 220, toluene 30 (all in g/kg, 25º C ). Sparingly soluble in hydrocarbons
Stability: Stable in water for 30 d (pH 5 and 7); DT50 c. 30 d (pH 9). Stable up to 140º C. Stable to sunlight when exposed for 120 d
Toxicological information:
Oral: Acute oral LD50 for male rats 34, female rats 30 mg/kg.
Skin and eye: Acute percutaneous LD50 for male and female rabbits >2000 mg/kg. Mild eye irritant (rabbits); Not a skin irritant (Guinea pigs).
Purpose: Control of a wide range of insects (particularly Lepidoptera, Hemiptera, Homoptera, Diptera and Coleoptera) and spider mites in fruit, vines, olives, hops, vegetables, ornamentals, field crops, cucurbits, flax, cotton, tobacco, soya beans, etc. Also used for control of flies in animal and poultry houses and dairies.
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