ISO 3693:1977
Nitric acid for industrial use; Determination of chloride ions content; Potentiometric method
- Standard No.
- ISO 3693:1977
- Release Date
- 1977
- Published By
- International Organization for Standardization (ISO)
- Status
- 2002-05
- Latest
- ISO 3693:1977
- Scope
- Applicable to products having chloride contents equal or more than 0, 0002 % (m/m). Potentiometric titration of the ions with silver nitrate solution in a nitric acid acetone-water medium using a silver measurement electrode and a calomel reference electrode.
ISO 3693:1977 history
- 1977 ISO 3693:1977 Nitric acid for industrial use; Determination of chloride ions content; Potentiometric method
