Metamitron 70%WDG
Metamitron genus Sanqin ketone compounds. TC (quality score ≥ 98%) appearance is light yellow to white crystalline solid; Melting point of 166 C; Vapor pressure (20C): 86nPa; Water solubility (25C): 1.7g/L, 10-50g/K cyclohexanone in dichloromethane hexane g, 20-50g/L, <100mg/L, isopropyl alcohol
5-10g/L, 2-5g/L.: , pH>10.: 4--3--6--1, 2, 4--5(4H)-. 70%,; pH6.5-8.5; 60s; 80%; (1410μ M-250μ M)95%; 2.
5-10g/L, 2-5g/L in toluene. Stability: Stable in acidic medium, the pH>10 instability. Chemical name: 4- amino -3- methyl -6- phenyl -1, 2, 4- three in -5 (4H) - ketone. Metamitron 70% water dispersible granule appearance as a free flowing particles, no visible impurity and hard lumps; pH6.5-8.5; Wet ≤ 60s; Suspension rate ≥ 80%; Particle size (1410 μ M-250 μ M) ≥ 95%; Room temperature storage product quality guarantee period of 2 year
: LD50 3830mg/kg, >LD50 2610mg/kg, LD50>2000mg/kg, LC50>2151.2mg/m3; ,; ()(0); 90d: 11.06mg/kg· D, 16.98mg/kg· D; 3: Ames, , , . 70%LD50 2150mg/kg, >LD50 1470mg/kg; ,; ()(0). 70%.
Toxicity: Metamitron technical male rats acute oral LD50 3830mg/kg, female rat acute oral >LD50 2610mg/kg, acute percutaneous LD50>2000mg/kg, acute inhalation of LC50>2151.2mg/m3; No irritation to rabbit skin, eyes and mild to moderate irritation; Skin reaction (sensitization) test results for weak sensitization object (the rate of sensitivity was 0); 90d rats subchronic feeding study maximum non effect dose of 11.06mg/kg · D: Male, female is 16.98mg/kg · D; 3 mutation test: Ames test, mice bone marrow cell micronucleus test, mouse bone marrow cell chromosome aberration test results were negative, no mutagenic effect. Metamitron 70% water dispersible granule male rats acute oral LD50 2150mg/kg, female rat acute oral >LD50 1470mg/kg; To rabbit skin mild irritation, eye moderate stimulation; Guinea pig skin allergic reaction (Zhi Min) test results for weak sensitizing substance (the rate of sensitivity was 0). Metamitron TC and metamitron 70% water dispersible granule showed low toxicity herbicide.
Common name |
Metamitron 70%WDG |
Classification |
Herbicide |
CAS No. |
41394-05-2 |
MF |
C10h10n4o |
Place of origin |
Shanghai China |
State |
Granule |
Purity |
70% |
Payment terms |
T/T, L/C |
Brand name |
Bosman |