ISO 649-2:1981 Preview
Laboratory glassware -- Density hydrometers for general purposes -- Part 2: Test methods and use
This standard was last reviewed and confirmed in 2010. Therefore this version remains current.
The determination of the density is specified considering the general procedures. Apparatus and readings of the density and temperature are described and also the application of the corrections. In drawings the construction and the demensions of suitable vessels are shown.
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