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    Lambda-Cyhalothrin 5% EC

     

  • Product Specification
    • Name of the Product
    • Lambda-cyhalothrin 5% EC
    • Class
    • Synthetic pyrethroid
    • CAS Number
    • 91465-08-6
    • Empirical formula
    • C23H19ClF3NO3
    • Chemical name (IUPAC)
    • A reaction product comprising equal quantities of
      (S)-α-cyano-3-phenoxybenzyl (Z)-(1R,3R)-3-(2-chloro-3,3,3-trifluoroprop-1-enyl)-2,2-
      dimethylcyclopropanecarboxylate and
      (R)-α-cyano-3-phenoxybenzyl (Z)-(1S,3S)-3-(2-
      chloro-3,3,3-trifluoroprop-1-enyl)-2,2-
      dimethylcyclopropanecarboxylate

    • Structural formula
    • Structural formula of lambda-cyhalothrin
    • Molecular weight

    • 449.9

    • Description
    • The material shall consist of a suspension of micro-capsules containing technical lambda-cyhalothrin, complying with the requirements of WHO specification 463/TC (2003), in an aqueous phase, together with suitable formulants. After agitation, the material shall be homogeneous and suitable for further dilution in water.

    • Active ingredient

    • Lambda-cyhalothrin content
    • Lambda-cyhalothrin 50 g/kg

    • Pack Shot
    • pH range
    • 6.0 to 8.0
    • Spontaneity of dispersion
    • A minimum of 90% of the lambda-cyhalothrin content shall be in suspension after 5 minutes in CIPAC standard water D at 30 ± 2°C.

    • Persistent Foam
    • There shall be a maximum of 15 ml after 1 minute.
    • Storage stability

    •  

       

    • Emulsion stability and re-emulsification  
    • Comply with WHO Specification 463/EC (2003.)
    • Storage stability
    • Stability at 0 °C
    • After storage at 0 ± 2°C for 7 days, the volume of solid or liquid which separates shall not be more than 0.3 ml.

      Wet sieve test.
    • Stability at elevated temperature
    • After storage at 54 ± 2°C for 14 days, the determined average active ingredient content shall not be lower than 95%, relative to the determined average content before storage and the formulation shall continue to comply with the clauses for pH range and emulsion stability and re-emulsification.