DS DS/EN ISO 9408
DS DSEN SO 9408 2000-MAR-15 Water qualty - Evaluaton of ultmate aerobc bodegradablty of organc compounds n aqueous medum by determnaton of oxygen demand n a closed resprometer
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This standard specifies a method by determination of the oxygen demand in a closed respirometer, for the evaluation in aqueous medium of the ultimate biodegradability of organic compounds and waste waters at a given concentration by aerobic microorganisms.