Reference number
ISO 8192:2007
© ISO 2024
International Standard
ISO 8192:2007
Water quality — Test for inhibition of oxygen consumption by activated sludge for carbonaceous and ammonium oxidation
Edition 2
2007-02
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Published (Edition 2, 2007)
This publication was last reviewed and confirmed in 2021. Therefore this version remains current.

ISO 8192:2007

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CHF 129
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Abstract

ISO 8192:2007 specifies a method for assessing the inhibitory effect of a test material on the oxygen consumption of activated sludge microorganisms.

This method is intended to represent the conditions in biological waste-water treatment plants. It gives information on inhibitory or stimulatory effects after a short exposure (usually 30 min up to 180 min or even more ) of the test material on activated sludge microorganisms.

This method is applicable for testing waters, waste waters, pure chemicals and mixtures of chemicals. Concerning the chemicals, the method refers to those which are soluble under the test conditions. Special care is necessary with materials of low water solubility or high volatility, and with materials abiotically consuming or producing oxygen.

General information

  • Status
     : Published
    Publication date
     : 2007-02
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 2
    Number of pages
     : 21
  • Technical Committee :
    ISO/TC 147/SC 5
    ICS :
    13.060.70 
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