NEN ISO 649-1 : 1982
Current
Current
The latest, up-to-date edition.
LABORATORY GLASSWARE - DENSITY HYDROMETERS FOR GENERAL USE - PART 1: REQUIREMENTS
Published date
12-01-2013
Publisher
Specifies requirements for five basic series of glass hydrometers of constant mass which are graduated to indicate density (kg/m or g/m[3] ) at 20 degrees C.
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