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Product name
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Terbutryn
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Other name
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terbutrex 50
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Chemical name
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terbutryn 500;1,3,5-Triazine-2,4-diamine, N-(1,1-dimethylethyl)-N'-ethyl-6-(methylthio)-;2-(tert-butylamino)-4-(ethylamino)-6-(methylthio)-s-triazin;2-Methylthio-4-ethylamino-6-tert-butylamino-s-triazine;2-tert.Butylamino-4-aethylamino-6-methylthio-1,3,5-
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Cas number
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886-50-0
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EC#
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212-950-5
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Molecular Formula
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C10H19N5S
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Molecular Weight
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241.36
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Molecular Structure
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Technical Data
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 Specs orCOAMSDSInquriy
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Properties
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PHYSICAL CHEMISTRY
Composition: Tech. is 98%.
Mol. wt.: 241.4;
M.f.: C10H19N5S;
Form: White powder.
M.p.: 104-105C.
B.p.: 274C/101 kPa.
V.p.: 0.225 mPa (25C) (OECD 104).
KOW: logP = 3.65 (25 oC, unionised).
Henry: 1.5x10-3 Pa m3 mol-1 (calc.)
S
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Toxicity
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Oral: Acute oral LD50 for rats 2500, mice 500 mg/kg.
Skin and eye: Acute percutaneous LD50 for rats >2000, rabbits >20 000 mg/kg. Not a skin or eye irritant (rabbits). Not a skin sensitiser (guinea pigs).
Inhalation: LC50 (4 h) for rats >2200 mg/m3 air.
N
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Applications
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Biochemistry: Photosynthetic electron transport inhibitor at the photosystem II receptor site.
Mode of action: Selective herbicide, absorbed by the roots and foliage, with translocation
acropetally through the xylem, and accumulation in the apical meriste
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Packing
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25kgs/drum,1kg/bag or according to customers demand.
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Formulation
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98%TC 50%SC 80%WP
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