ISO 2516:1973
Ammonium hydrogen carbonate for industrial use (including foodstuffs); Determination of total alkalinity; Volumetric method
- Standard No.
- ISO 2516:1973
- Release Date
- 1973
- Published By
- International Organization for Standardization (ISO)
- Status
- 2002-05
- Latest
- ISO 2516:1973
- Scope
- The principle of the analysis consists in acidification of a test solution by addition of an excess of standard volumetric sulphuric acid solution and back-titration with standard volumetric sodium hydroxide solution in the presence of methyl red- methylene blue mixed indicator.
ISO 2516:1973 history
- 1973 ISO 2516:1973 Ammonium hydrogen carbonate for industrial use (including foodstuffs); Determination of total alkalinity; Volumetric method
