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Profile:Manufacturer - Producer|Ref:PSL113202YH | Country: China | Currency: | Export: No

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ZWSH05 Pendimethalin
Specification: 95%TC,33%EC
CAS NO.: 40487-42-1
Chemical name: N-(1-ethylpropyl)-3,4-dimethyl-2,6-dinitrobenzenamine
Structure Formula:
Molecular Formula: C13H19N3O4
Physical chemistry: Form Orange-yellow crystals. M.p. 54-58 °C B.p. Decomposes on distillation. V.p. 1.94 mPa (25 °C) Kow logP = 5.2 Henry 2.728 Pa m3 mol-1 (25 °C) S.g./density 1.19 (25 °C) Solubility In water 0.33 mg/l (pH 7, 20 °C). In acetone, xylene and dichloromethane >800, hexane 48.98 (all in g/l, 20 °C). Readily soluble in benzene, toluene, and chloroform. Slightly soluble in petroleum ether and petrol. Stability Very stable in storage; store above 5 °C and below 130 °C. Stable to acids and alkalis. Slowly decomposed by light; DT50 in water <21 d. pKa 2.8 F.p. Not flammable. Other properties Not explosive.
Toxicology: Oral Acute oral LD50 for rats >5000, male mice 3399, female mice 2899, rabbits >5000, beagle dogs >5000 mg/kg. Skin and eye Acute percutaneous LD50 for rabbits >2000 mg/kg.
Application: Control of most annual grasses and many annual broad-leaved weeds, at 0.6-2.4 kg/ha, in cereals, onions, leeks, garlic, fennel, maize, sorghum, rice, soya beans, peanuts, brassicas, carrots, celery, black salsify, peas, field beans, lupins, evening primrose, tulips, potatoes, cotton, hops, pome fruit, stone fruit, berry fruit (including strawberries), citrus fruit, lettuce, aubergines, capsicums, established turf, and in transplanted tomatoes, sunflowers, and tobacco. Applied pre-plant incorporated, pre-emergence, pre-transplanting, or early post-emergence. Also used for control of suckers in tobacco.

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