| Carbendazim |
 |
| fungicide, insecticide, pesticide, argochemical |
 |
Carbendazim
Fungicide benzimidazole
Features:
1) Common name: carbendazim
2) Structure formula:
3) Chemical name: methyl-benzimidazol-2-ylcarbamate
4) Molecular formula: C9H9N3O2
5) Molecular weight: l91.2
6) CAS no.: 10605-21-7
Physical-chemical properties:
1) Appearance: white crystalline powder
2) M.p.: 302 - 307oC (decomp.)
3) V.p.: 0.09mPa (20oC)
4) KOW: logP=1.38 (pH5), 1.51 (pH7), 1.49 (pH9)
5) S.g./density: 1.45 (20oC)
6) Solubility:
a) In water at 24oC, 29 mg/L (pH4), 8mg/L (pH7)
b) In dimethylformamide 5, acetone 0.3, ethanol 0.3, chloroform 0.1, ethyl acetate
0.135, dichloromethane 0.068, benzene 0.036, cyclohexane <0.01, diethyl ether
<0.01, hexane 0.0005 (all in g/L, 24oC)
7) Stability:
a) Decomposes at m.p.
stable for at least 2y below 50oC
b) Slowly decomposes in alkaline solution (22oC)
c) Stable in acids, forming water-soluble salts
Technical specifications:
1) Appearance: white powder
2) a.i.content: >=98%
3) Water: <=0.25%
4) O-PDA: <=0.2%
5) Acidity (H2SO4): <=0.2%
Formulation: 50WP
Analysis: LC (GB 10501-89)
Packaging: 25kg/plastic woven bag or cardboard drum lined with plastic bag
Applications:
1) Action: systemic fungicide with protective and curative actions
2) Uses: control of a wide range of diseases on cereals, fruits, grape, oilseed rape,
sugar beet, ornamentals and vegetables. Application rates vary from 120 - 600g/ha
depending on crop. A seed treatment (0.6 - 0.8g/kg) will control Tilletia,
Ustilago, Fusarium and Septoria in cereals and Rhizoctonia in cotton. Also shows
activity against storage diseases of fruit as a dip (0.3 - 0.5g/L). In addition,
it can be used as a mildew-proofing agent in textiles, papermaking, leather
and paint.
Toxicology:
1) Oral: acute oral LD50 for rats >15 000, dogs >2500mg/kg
2) Skin and eyes: acute percutaneous LD2 for rabbits >10000, rats >2000mg/kg
3) Non-irritating to skin and eyes (rabbits). Not a skin sensitiser (guinea pigs)
4) Birds: acute oral LD50 for quails 5826 - 15595mg/kg
5) Fish: LC50 (96h) for carp 0.61, rainbow trout 0.83mg/L
6) Bees LD50 (contact) >50ug/bee
7) Daphnia: LD50 (48h) 0.13 - 0.22mg/L
Payment Term: L/C at sight
Price Term: FOB Shanghai
|
 |
Kingquenson is one of excellent agrochemical manufacturer and exporter in China, we synthesize and export all kinds of insecticide, herbicide, fungicide, and their intermediate. Advanced technology and good management enable us to provide agrochemicals with premium quality on competitive price. Please do not hesitate to contact us.
Mr. Jason lee
Tel: 86-21-65757793
Mail: Jason@kingquenson.com
Website: www.kingquenson.com
|
|
|
|
|
