German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of oxygen depletion in after n days (H 52)
German title
Deutsche Einheitsverfahren zur Wasser-, Abwasser- und Schlammuntersuchung; Summarische Wirkungs- und Stoffkenngrößen (Gruppe H); Bestimmung der Sauerstoffzehrung in n Tagen (H 52)
Publication date
1987-11
Original language
German
Pages
8
Publication date
1987-11
Original language
German
Pages
8
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