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ISO 9887:1992

Water quality — Evaluation of the aerobic biodegradability of organic compounds in an aqueous medium — Semi-continuous activated sludge method (SCAS)
1 tet 1992

General information

90.93     18 qer 2024

ISO

ISO/TC 147/SC 5

International Standard

13.060.70  

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Scope

The method specified applies to organic compounds which are soluble, non-volatile (or which have a neglible vapour pressure), not lost by foaming from the test solution, not significantly adsorbable on glass and activated sludge, not inhibitory to the test microorganisms. Its principle is comparison with the comparison of dissolved organic carbon in the effluent from a control unit. Annex A gives examples of results of the test on various compounds, Annex B typical control values.

Life cycle

NOW

PUBLISHED
ISO 9887:1992
90.93 Standard confirmed
18 qer 2024