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Add: Building 142 NO.8888 Zhongchun RD. Shanghai China(201101)
Tel: +86-21-54795336
Fax: +86-21-54795339
Mobile: +86-13917677577
Contact: Ms. Wang
Email: sales@shsinochem.com
ga@shsinochem.com |
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| > Paraquat |
| ChemicalName |
1,1'-dimethyl-4,4'-bipyridinium dichloride |
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| CAS Number |
2074-50-2 |
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| Formula |
C12H14Cl2N2 |
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| S.F. |
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| Molecular Weight |
-- |
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| Chemical Properties |
Colourless, hygroscopic crystals. M.p. Decomposes at c. 340 oC V.p. <1 10-2 mPa (25 °C) KOW logP = -4.5 (20 °C) Henry <4 10-9 Pa m3 mol-1 (calc.) S.g./density 1.24-1.26 (20 oC) Solubility In water c. 620 g/l (20 oC). Practically insoluble in most organic solvents. Stability Stable in neutral and acidic media, but readily hydrolysed in alkaline media. |
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| Prevention Object |
Used to control weeds and grasses in many agricultural and non-agricultural areas.It is used preplant or preemergence on vegetables, grains, cotton, grasses,sugar cane, peanuts, potatoes, and tree plantation areas. |
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| Toxicity |
Oral LD50 values of 110 to 150 mg/kg in rats, 50 mg/kg in monkeys, 48 mg/kg in cats, and 50 to 70 mg/kg in cows. The dermal LD50 in rabbits is 236 to 325 mg/kg, indicating moderate toxicity by this route |
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| Formulations |
20%SL.42%SL |
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