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NA 119

DIN Standards Committee Water Practice

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Standards [Withdrawn]

DIN EN ISO 9509
Water quality - Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste water (ISO 9509:1989); German version EN ISO 9509:1995

Title (German)

Wasserbeschaffenheit - Verfahren zur Bestimmung der Nitrifikations-Hemmung von Mikroorganismen im Belebtschlamm durch Stoffe und Abwasser (ISO 9509:1989); Deutsche Fassung EN ISO 9509:1995

Document: references other documents

Document: referenced in other documents

Responsible national committee

NA 119-01-03 AA - Water quality (CEN/TC 230, ISO/TC 147)  

Responsible european committee

CEN/TC 230 - Water analysis  

Responsible international committee

ISO/TC 147/SC 5 - Biological methods  

Edition 1995-04
Original language German
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