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Standard [WITHDRAWN]

ISO 9509:1989-10

Water quality; method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste waters

German title
Wasserbeschaffenheit; Verfahren zur Abschätzung der Nitrifikationshemmung von Belebtschlamm durch Chemikalien und Abwasser
Publication date
1989-10
Original language
English
Pages
6

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Publication date
1989-10
Original language
English
Pages
6

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Replacement amendments

This document has been replaced by: ISO 9509:2006-07 .

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