DIN 38409-26:1989
German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of the bismut-chelating index IBiK (H 26)
- Standard No.
- DIN 38409-26:1989
- Release Date
- 1989
- Published By
- German Institute for Standardization
- Latest
- DIN 38409-26:1989
- Scope
- The standard describes a chemical method for an exclusiontest for strong chelating agents in waste water. The basis for the method is the weakening of the colour intensity of a red coloured complex in a solution by the strong chelating agents. Result of the analysis is a yes or no-statement about the existence of these agents.
DIN 38409-26:1989 history
- 1989 DIN 38409-26:1989 German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of the bismut-chelating index I<(Index)BiK> (H 26)
