Water quality. Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste water.
NORMA vydána dne 1.3.2000
Designation standards: BS EN ISO 9509:1995
Note: NEPLATNÁ
Publication date standards: 1.3.2000
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Kategorie: Technické normy BS