90.93 Standard confirmed May 21, 2008
CEN
CEN/TC 230 Water analysis
European Norm
13.060.30 Sewage water
Specifies a method, by analysis of biochemical oxygen demand, for the evaluation in an aqueous medium of the "ultimate" biodegradability of organic compounds at a given concentration by aerobic microorganisms. The method applies to all organic compounds which are sufficiently water soluble to prepare a stock solution or poorly water soluble when using special dosing techniques.
PUBLISHED
EN ISO 10707:1997
90.93
Standard confirmed
May 21, 2008