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    Deltamethrin 2.5%EC


  • Product Specification
    • Name of the Product
    • Deltamethrin 2.5% EC
    • Pack Shot
    • Deltamethrin

    • Deltamethrin 25 g/l ± 15% of the declared content

    • Class
    • Synthetic Pyrethroid
    • CAS Number
    • 52918-63-5
    • Empirical formula
    • C22H19Br2NO3
    • Chemical Name
    • (S)-α-cyano-3-phenoxybenzyl (1R,3R)-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropane carboxylate

    • Structural Formula    
    • Chemical Structure
    • Molecular Weight
    • 505.2

    • Description
    • The material shall consist of technical Deltamethrin, complying with the requirements of WHO specification 333/TC (April 2005), dissolved in suitable solvents, together with any 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.

    • PH Range
    • The pH of an aqueous dispersion shall be 4.5 to 7.5

    • Pourability

    • Emulsion stability and re-emulsification  
    • The formulation when diluted at 30 ± 20C  with CIPAC Standard Waters A and D, shall comply with the following:

      Time after dilution       Limits of stability

      0 h                       Initial emulsification complete
      0.5 h                    'Cream', None
      2.0 h                    'Cream', maximum: 1 ml
      'Free oil': None
      24 h                      Re-emulsification complete
      24.5 h                   'Cream', None

                                  'Free oil', None
    • Persistent foam   
    • Maximum: 50 ml after 1 min.
    • Storage stability
    • Stability at 0 °C

    • After storage at 0 ± 2°C for 7 days, the volume of solid and/or liquid which separates shall not be more than 0.3 ml.

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