ISO 907:1976
Hydrochloric acid for industrial use; Determination of sulphated ash; Gravimetric method
- Standard No.
- ISO 907:1976
- Release Date
- 1976
- Published By
- International Organization for Standardization (ISO)
- Status
- 2002-05
- Latest
- ISO 907:1976
- Scope
- The principle of the method consists in evaporation of a test portion; conversion of the salts in sulphates by treatment with sulphuric acid. Ignition in an electric furnace, maintained at (800 +- 50) ?C, and weighing. Replaces ISO Recommendation R 907-1968.
ISO 907:1976 history
- 1976 ISO 907:1976 Hydrochloric acid for industrial use; Determination of sulphated ash; Gravimetric method
