Organophosphorus insecticide Trichlorphon Trichlorfon 30%EC for killing cabbage caterpillar in vegetables
Specifications
Common name: Trichlorfon/ dipterex/ trichlorphon
Specification: 97%TC, 80%SP, 80%WP, 90%WP, 40%EC
Chemical name: Dimethyl (2, 2, 2-trichloro-1-hydroxyethyl) phosphonate
Molecular formula: C4H8Cl3O4P
Physical & Chemical Properties
1. Melting Point: 78.5°C
2. Vapour Pressure: 13.33(100°C)
3. Molecular weight: 257.45
4. Density: 1.73g/cm3
5. Solubility (20°C): In water 120g/L, dichloromethane, isopropanol > 200g/L
Mode of Action
Non-systemic insecticide with contact and stomach action.
Toxicity
Oral Acute oral LD50 for male and female rats: 250 mg/kg.
Skin and eye Acute percutaneous LD50 (24 h) for male and female rats >5000 mg/kg.
Not irritating to skin and eye (rabbits).
Inhalation LC50 (4 h) for male and female rats >2.3 mg/l air (aerosol).
NOEL (2 y): for rats 100, for mice 300 mg/kg diet; (4 y) for dogs' 50 mg/kg diet.
ADI: (JECFA) 0.02 mg/kg b.w. [2000]; (JMPR) 0.01 mg/kg b.w. [1978].
Toxicity class WHO (a.i.) II; EPA (formulation) II
EC classification Xn; R22| R43
Application
Insecticidal control in agriculture, horticulture, forestry, food storage, gardening, households, and animal husbandry. In particular, control of Diptera, Lepidoptera, Hymenoptera, Hemiptera, and Coleoptera on many crops. For agricultural uses, applied at 300-1200 g/ha. Also used to control household pests such as flies, cockroaches, fleas, bed bugs, silverfish, ants, etc.; as fly bait in farm buildings and animal houses; and for control of ectoparasites on domestic animals.
Name of product |
Trichlorfon TECH |
Index name |
Index value |
Measured value |
Appearance |
White powder
without visible impurity |
White powder
without visible impurity |
Content (%) |
≥97.0 |
97.2 |
Loss On Dry % |
≤0.5 |
0.30 |
Acidity (%) |
≤0.5 |
0.27 |
Insoluble In Acetone (%) |
≤0.5% |
0.02% |