ISO 7875-2:1984
Water quality; Determination of surfactants; Part 2 : Determination of non-ionic surfactants using Dragendorff reagent

Standard No.

ISO 7875-2:1984

Release Date

1984

Published By

International Organization for Standardization (ISO)

Latest

ISO 7875-2:1984

Scope

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.

ISO 7875-2:1984 history

• 1984 ISO 7875-2:1984 Water quality; Determination of surfactants; Part 2 : Determination of non-ionic surfactants using Dragendorff reagent