Lambda-cyhalothrin
Chemical name: Lambda-cyhalothrin
CAS No.: 91465-08-6
Empirical formula: C23H19ClF3NO3
Structural formula:
Molecular mass: 449.86
Basic chemical and physical data: Pure Lambda-cyhalothrin is white solid, melting point 49.2℃, boiling point 187 - 190℃. Vapor pressure: 2.67x10-10Pa (20℃). Solubility (25℃): poorly soluble in water, steadily soluble in most organic solvents. S.g/density (water = 1) 1.33g/cm3. Stability: Stable under normal condition, stable in acidic solution, and decompose in basic media.
Usage: Lambda-cyhalothrin is a synthetic pyrethroid insecticide, contact poisoning and stomach action, no systemic action, with broad spectrum, fast and long effect. It generally control the microlepidopteron, coleopteran and homoptera pests.
Toxicity: Lambda-cyhalothrin is moderately toxic to humans and animals, high toxic to fishes. Acute oral toxicity LD50: 79mg/kg in male rats; 56mg/kg in female rats. Acute dermal toxicity LD50 is 632mg/kg in ma
Storage: Lambda-cyhalothrin shall be stored in a cool, dry and well ventilated place. It should not be stored or transported along with foods.
Package: 25kg fibre drum, or according to the customer’s requirements.
Attention:
Formulation: EC(2.5%,5%)
  Specification of technical:

Appearance: White solid

Content of A.I.: 95.0% min. or 98% min.

Moisture: 0.5% max.

Acidity (cal. as H2SO4): 0.3% max.

Insoluble substance in water: 0.5% max.