Resumen
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.
Informaciones generales
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Estado: PublicadoFecha de publicación: 1977-09Etapa: Norma Internacional confirmada [90.93]
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Edición: 1Número de páginas: 5
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Comité Técnico :ISO/TC 48/SC 4ICS :17.060
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