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Normas DIN – AENOR
DIN 12791-1:2011-01

DIN 12791-1:2011-01

Laboratory glassware - Density hydrometers - Part 1: General requirements

Verrerie de laboratoire - Aréomètres pour masse volumique - Partie 1: Conditions générales

Laborgeräte aus Glas - Dichte-Aräometer - Teil 1: Allgemeine Anforderungen

Fecha Anulación:
2019-12 /Withdrawn
Relación con otras normas DIN:

Reemplaza a: DIN 12791-1:2010-02

Reemplaza a: DIN 12791-1:1981-10

Reemplazada por: DIN 12791-1:2019-12

Resumen:
The standard specifies metrological requirements for 5 basic series and 3 special series of density hydrometers with and without built-in thermometers for general puposes. The hydrometers are adjusted to show the density in kg/m<(hoch)3> at a reference temperature of 20 °C.
Keywords:
Density, Density hydrometers, Density measurement, Glass, Hydrometers, Laboratories, Laboratory furniture, Laboratory ware, Measuring ranges, Reference temperatures, Scales, Specification (approval), Surface tension, Tolerances (measurement)
47,01
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