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DIN 38412-37:1999
German standard methods for the examination of water, waste water and sludge - Bio-assays (group L) - Determination of the inhibitory effect of water on the growth of Photobacterium phosphoreum (cell multiplication inhibition test) (L 37)
The document describes a chemical-biological method for the determination of the inhibitory effect of water to luminescent bacteria. The diluted waste water specimen is stocked with the luminescent bacteria under defined condition. A dilution factor G<(Index)LW>-value is stated as result.
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Deutsches Institut für Normung [din]
Deutsches Institut für Normung [din]