Detailed Product Description

TECHNICAL SPECIFICATION

Common name: Nicosulfuron-methyl 95%

Chemical name:

2-[[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]aminosulfonyl]-N,N-dimethyl-3-pyridinecarboxamide

Empirical Formula: C15H18N6O6S

CAS No: 111991-09-4

Molecular Weight: 410.4

Physical and Chemical Properties of Technical Material

1.Colour: white

2. Odour: Odourless

3. Physical state: powder

4. Intensity of specific gravity: 0.313 g/ml

5. Viscosity: Not available

6. Solubility in water and solvent:

25 degrees C: 0.04 g/100g pH=5.0; 1.2 g/100g pH=7.0; 3.9 g/100g pH=9.0

Soluble in acetone 18g/kg, acetonitrile 23g/kg, chloroform 64g/kg, dichloromethane 160g/kg, ethanol 4.5g/kg, and toluene 70g/kg

7. Vapor Pressure: 1.2 x 10 to the minus 16 torr at 25 degrees C

8. Melting point: 141-144 degrees C

9. Stability (thermal and oxidation): It can be stable for two weeks at 0±2 and 54±2

10. PH : 7.0~9.0

11. Data on storage stability: It keeps its valid period for 2 years under normal conditions

The acute oral LD50    >5,000 mg/kg

The acute dermal LD50  >2,000 mg/kg

The acute inhalation LC50  >5.9 mg/L

NOEL: 125 mg/kg/body weight/day

ADI: 1.25 mg/kg/body weight/day