ISO 2990:1974
Nitric acid for industrial use; Evaluation of the nitric acid concentration by measurement of density
- Standard No.
- ISO 2990:1974
- Release Date
- 1974
- Published By
- International Organization for Standardization (ISO)
- Status
- 2002-05
- Latest
- ISO 2990:1974
- Scope
- Describes the determination of density at 20 ?C by means of a hydrometer. The correspondence between density and concentration of aqueous solutions is given in a table. Has also been approved by the IUPAC.
ISO 2990:1974 history
- 1974 ISO 2990:1974 Nitric acid for industrial use; Evaluation of the nitric acid concentration by measurement of density
