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Standard [WITHDRAWN]

DIN EN ISO 9509:1995-04

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

German title
Wasserbeschaffenheit - Verfahren zur Bestimmung der Nitrifikations-Hemmung von Mikroorganismen im Belebtschlamm durch Stoffe und Abwasser (ISO 9509:1989); Deutsche Fassung EN ISO 9509:1995
Publication date
1995-04
Original language
German
Pages
12

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Publication date
1995-04
Original language
German
Pages
12

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Replacement amendments

This document has been replaced by: DIN EN ISO 9509:2006-10 .

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