| Product name： |
Pymetrozine |
| Alias： |
Pymetrozin;(E)-4,5-dihydro-6-methyl-4-[(3-pyridinylmethylene)amino]-1,2,4-triazin-3(2H)-one
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| Chemical name： |
(E)-4,5-dihydro-6-methyl-4-(3-pyridylmethyleneamino)-1,2,4-triazin-3(2H)-one
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| CAS No.： |
123312-89-0 |
| Molecular formula |
C10H11N5O
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| Structural formula ： |
 |
| Property ： |
Form Colourless crystals.
Melting point 217℃. Density 1.36 (20℃).
Solubility In water 0.29 g/l (pH 6.5, 25℃).
In ethanol 2.25, hexane <0.001 (both in g/l, 20℃).
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| Toxicity ： |
Oral Acute oral LD50 for rats 5820 mg/kg.
Skin and eye Acute percutaneous LD50 for rats >2000 mg/kg.
Non-irritating to the skin and eyes (rabbits).
Not a skin sensitiser to guinea pigs.
Inhalation LC50 (4 h) for rats >1800 mg/m3 air.
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| Product use ： |
Control of aphids and whitefly in vegetables, potatoes, ornamentals, cotton, deciduous and citrus fruit, tobacco, hops; both juvenile and adult stages are susceptible. Also control of planthoppers in rice. Application rates vary from 150 g/ha on potatoes to 200-300 g/ha on ornamentals, tobacco and cotton; 10-30 g/hl on vegetables, fruit and hops.
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| Quality index ： |
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| Standard ： |
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| Packing： |
25Kg Fiber drum |
| Formulation： |
25%, 50%, 70% WP/WG; 250 g/L SC |
| Attention ： |
Preserve in well-closed container at ventilated, dry place. |
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