Résumé
The requirements for basic series and sub-series of glass hydrometers of constant mass without built-in thermometer are specified. They are graduated to indicate density at 20 degrees centigrade and 15 degrees centigrade, respectively. Standard categories of surface tension are tabled in annex A, recommended stem diameters in annex B.
Informations générales
-
État actuel: AnnuléeDate de publication: 1981-08Stade: Annulation de la Norme internationale [95.99]
-
Edition: 1Nombre de pages: 9
-
Comité technique :ISO/TC 48/SC 4ICS :17.060
- RSS mises à jour
Cycle de vie
-
Précédemment
AnnuléeISO/R 649:1968
-
Actuellement