Translations:Wasserparameter bei der Wasseraufbereitung/2/en
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Note: The COD is always higher than the BOD5; the ratio COD / BOD5 lies at 1.5 – 2 with well biologically degradable materials.
Note: The COD is always higher than the BOD5; the ratio COD / BOD5 lies at 1.5 – 2 with well biologically degradable materials.