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Tebuthiuron

       Tebuthiuron is a nonselective broad spectrum herbicide of the urea class. It is used to control weeds, woody and herbaceous plants, and sugar cane. It is absorbed by the roots and trans...
Description

Product name: Tebuthiuron
CAS No.: 34014-18-1
Molecular formula: C9H16N4OS
Molecular weight: 228.3145
Chemical structure: 

 
Physical and chemical properties:
Appearance: colorless, odorless solid. M.p.: 162.85℃. Solubility: water 2.57 g/l (20℃), benzene 3.7, hexane 6.1, 2-methoxyethanol 60, acetonitrile 60, acetone 70, methanol 170, chloroform 250 (all in g/l, 25℃). Stability Stable at 52℃ (highest storage temperature tested). Stable in aqueous media between pH 5 and 9. On hydrolysis, DT50 (25℃) >64 d (pH 3, 6 and 9). 
Toxicity:
Oral Acute oral LD50 for male mice 528, female mice 620, male rats 477, female rats 387, rabbits 286, dogs >500, cats >200 mg/kg. Skin and eye Dermal LD50 rabbit >5000mg/kg. Not a skin or eye irritant; not a skin sensitiser. Inhalation LC50 for rats 3.696 mg/l. NOEL NOEL (2 y) for rats 40 mg/kg diet; LOEL for rats 80 mg/kg daily. Chronic systemic NOEL for mice 228 mg/kg daily. ADI 0.07 mg/kg (based on 2-generation rat reproduction study). Other No evidence of teratogenicity (rats and rabbits).
Application: 
Tebuthiuron is a nonselective broad spectrum herbicide of the urea class. It is used to control weeds, woody and herbaceous plants, and sugar cane. It is absorbed by the roots and transported to the leaves, where it inhibits photosynthesis.
Product specification:
98% TC (25kg drums) 



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