90.93 Standard confirmed Jul 14, 2021
ISO
ISO/TC 48/SC 4 Density measuring instruments
International Standard
17.060 Measurement of volume, mass, density, viscosity
Published
Glass hydrometers of constant mass which do not incorporate a thermometer are considered. Basis of scale, reference temperature, surface tension and reference levels for adjustment and reading are specified. In annex A the standard categories of surface tension are tabled, and annex B deals with the adoption of density as preferred basis of scale.
PUBLISHED
ISO 387:1977
90.93
Standard confirmed
Jul 14, 2021