ISO 2752:1973
Urea for industrial use; Measurement of the variation of pH in the presence of formaldehyde; Potentiometric method
- Standard No.
- ISO 2752:1973
- Release Date
- 1973
- Published By
- International Organization for Standardization (ISO)
- Status
- 2002-05
- Latest
- ISO 2752:1973
- Scope
- Specifies the principle of measurement, at (20 0.5) 0C, of the quantity of 0.01 N sodium hydroxide standard volumetric solution required to take the pH of a solution containing 50 g of sample in 100 ml of water to a pH of 8.3 after addition of formaldehyde. Has also been approved by the IUPAC.
ISO 2752:1973 history
- 1973 ISO 2752:1973 Urea for industrial use; Measurement of the variation of pH in the presence of formaldehyde; Potentiometric method
