Common name | Terbutryn | ||||||||||||||||||||||
Chemical Name | N2-tert-butyl-N4-ethyl-6-methylthio-1, 3, 5-triazine-2, 4-diamine | ||||||||||||||||||||||
Cas No. | |||||||||||||||||||||||
Specification | 97% TC, 50% WP, 80% WP, 500g/L SC, 50% EC | ||||||||||||||||||||||
Specification |
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Physical & Chemical Properties |
FORMULA: C10H19N5S
M. W.: 241.4 Appearance: Light grey to white powder Melting Point: 104-105° C Vapour Pressure: 0.128MPa Stability: Stable in NT, no corrosion, no hydrolysis in 70 ° C (pH5, pH7, pH9), the soil Dt50 is 14-28 days. |
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Toxicity |
Birds: Dietary LC50 (5 d) for bobwhite quail 5000, mallard ducks >4640 mg/kg b. W.
Fish: LC50 (96 h) for rainbow trout 1.1, bluegill sunfish 1.3, carp 1.4. Daphnia: LC50 (48 h) 2.66 mg/l. Algae: EC50 (7 d) for Selenastrum capricornutum 0.013 mg/l. Other aquatic spp.: EC50 (48 h) for Quahog clam 5.6 mg/l. Bees: Not toxic to bees. LD50 (oral) >225 ug/bee; (contact) >100 ug/bee. Worms: LC50 for Eisenia foetida 170 mg/kg. |
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Application | It is systemic conducive after-bud or PRO-bud herbicide. It can control the rye grass, ryegrass, chickweed, German camomile, poppy, dentes foxtail, crab grass, green bristlegrass in winter wheat, barley, kaoliang, sunflower, potato, pea, and soybean, peanut. |