Water quality - Evaluation of the aerobic biodegradability of organic compounds in an aqueous medium - Static test (Zahn-Wellens method) (ISO 9888:1991)
NORM herausgegeben am 1.7.1993
Designation standards: ÖNORM EN 29888
Note: UNGÜLTIG
Publication date standards: 1.7.1993
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM