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.

NORMA vydaná dňa 1.4.1995

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The information about the standard:

Designation standards: DIN EN ISO 9509:1995-04
Note: NEPLATNÁ
Publication date standards: 1.4.1995
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: German technical standard
Kategória: Technické normy DIN

Annotation of standard text DIN EN ISO 9509:1995-04 :

Wasserbeschaffenheit - Verfahren zur Bestimmung der Nitrifikations-Hemmung von Mikroorganismen im Belebtschlamm durch Stoffe und Abwasser.