ISO 2449:1974
Milk and liquid milk products; Density hydrometers for use in products with a surface tension of approximately 45 mN/m
- Standard No.
- ISO 2449:1974
- Release Date
- 1974
- Published By
- International Organization for Standardization (ISO)
- Latest
- ISO 2449:1974
- Scope
- 1 This International Standard gives specifications for glass hydrometers of constant mass, for use in milk and liquid milk products with a surface tension of approximately 45 mN/m, which indicate density (g/ml) at 20 ℃ (27 ℃ in tropical countries). 2 Two types of hydrometers are specified, a precision type and a wide-range type, which comply in all important respects with ISO/R 387. 3 Notes on the verification of the hydrometers are given in annex A, a suitable hydrometer cylinder is described in annex B and a suitable thermometer is described in annex C.
ISO 2449:1974 history
- 1974 ISO 2449:1974 Milk and liquid milk products; Density hydrometers for use in products with a surface tension of approximately 45 mN/m
