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ISO 7875-2:1984

Water quality -- Determination of surfactants -- Part 2: Determination of non-ionic surfactants using Dragendorff reagent

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Abstract

Applies to the determination of low concentrations of bismuth active substances. The method is suitable for influents and effluents of sewage treatment plants and waste water. When investigating surface waters it may be necessary to handle large sample volumes.

 

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