UNE-EN ISO 9509:1995

WATER QUALITY. METHOD FOR ASSESSING THE INHIBITION OF NITRIFICATION OF ACTIVATED SLUDGE MICRO-ORGANISMS BY CHEMICALS AND WASTE WATER. (ISO 9509:1989).

NORMA vydána dne 30.12.1995

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The information about the standard:

Designation standards: UNE-EN ISO 9509:1995
Note: NEPLATNÁ
Publication date standards: 30.12.1995
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE