• Enquiry
  • |
  • Contact Us
  • Products Overview

    Insecticides

    Fungicides

    Herbicides

    Intermediates

    PCO / Household

    PCO / PH and Agriculture

    Agriculture

    Seed Treatment

    Veterinary

    Household

    Rodenticides

    Speciality Products

     

    Public Health

    Bednet Treatment

    Fogging

    IRS

    Locust Control

    PCO

    Bioscience

    Plant Nutrients

    Plant Protection

    Wood Protection

    Permethrin 25% EC

     

  • Product Specification
    • Name of the Product
    • Permethrin 25% EC
    • Pack Shot
    • Permethrin Content
    • Permethrin 250 g/kg

    • Class
    • Synthetic Pyrethroid
    • CAS Number
    • 52645-53-1
    • Empirical formula
    • C21H20Cl2O3
    • Chemical Name
    • 3-phenoxybenzyl (1RS,3RS;1RS,3SR)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate

    • Structural Formula    
    • Structural formula of permethrin
    • Molecular Weight
    • 391.3

    • Description
    • The material shall consist of technical permethrin, complying with the requirements of
      WHO specification WHO/SIT/28.R1, dissolved in suitable solvents, together with other necessary formulants. It shall be in the form of a stable homogeneous liquid free from visible suspended matter and sediment to be applied as an emulsion after dilution in water.

    • Water content
    • Not higher than 3 g/kg

    • Acidity
    • Not higher than 1.5 g/kg, calculated as H2SO4.

    • Cold test
    • No separation of solid or oily material shall occur.
    • Flash Point   
    • If required, the flash point of the product shall not be lower than 23°C declared flash point. A closed cup method shall be used and the method stated.

    • Stability of the emulsion

    • In WHO standard soft water. Any separation, including creaming/oiling at the top and oiling/sedimentation at the bottom, of 100 mL of emulsion prepared in WHO standard soft water (WHO/M/29) with 5 mL of concentrate shall not exceed 2 mL when tested as described in WHO/M/13.R4.

      In WHO standard hard water. Any separation including creaming/oiling at the top and oiling/sedimentation at the bottom, of 100 mL of emulsion prepared in WHO standard hard water (WHO/M/29) with 5 mL of concentrate shall not exceed 2 mL when tested as described in WHO/M/13.R4.

    • Persistent foam
    • In WHO standard soft water: A maximum of 60 mL of foam shall be observed after 1 minute.

    • Stability at 0 ±1°C

    • After storage at 0 ±10C for 7 days, the volume of solid and/or liquid which separates shall be not more than 0.3 ml.

    • Stability at 54 ± 2°C

    • After storage at 54 ± 20C for 14 days, the product shall continue to comply with permethrin content and acidity.

    • Heat stability
    • The concentrate, after treatments comply with Total permethrin content, Acidity, Stability of the emulsion.