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BSI - BS EN ISO 9509

Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms

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Organization: BSI
Publication Date: 31 July 2006
Status: active
Page Count: 24
ICS Code (Examination of biological properties of water): 13.060.70

Document History

BS EN ISO 9509
July 31, 2006
Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms
A description is not available for this item.
September 30, 1990
Water Quality Part 5: Biological Methods Section 5.9: Method for Assessing the Inhibition of Nitrification of Activated Sludge Micro- Organisms by Chemicals and Waste Water
Applicable to non-volatile chemical substances, which are soluble in water, and also to waste waters.

References

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