ISO 20665:2008
ISO 20665:2008



ISO 20665:2008 specifies a method for the determination of the chronic toxicity to Ceriodaphnia dubia (Cladocera, Crustacea), based on reproduction inhibition after (7 ± 1) d.

The method is applicable to: a) chemical substances which are soluble or which can be maintained as stable suspensions or dispersions under the conditions of the test; b) industrial or sewage effluents, if appropriate after decantation, filtration or centrifugation; c) fresh waters; d) aqueous extracts (leachates, eluates, and elutriates).

ISO 20665:2008 is not applicable to the testing of aquatic samples from the estuarine or marine environment.

General information 

  •  :  Published
     : 2008-12
  •  : 1
     : 21
  •  : ISO/TC 147/SC 5 Biological methods
  •  :
    13.060.70 Examination of biological properties of water

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std 1 124 PDF
std 2 124 Paper
  • CHF124

Life cycle

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