Water quality. Evaluation of the aerobic biodegradability of organic compounds in an aqueous medium. Static test (Zahn-Wellens method)
NORM herausgegeben am 1.12.1998
Designation standards: STN EN 29888
Classification mark: 757541
Catalog number: 12950
Note: UNGÜLTIG
Publication date standards: 1.12.1998
Approximate weight : 21 g (0.05 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN