ISO 1915:1972

Boric oxide for industrial use — Determination of boric oxide content — Volumetric method

The method is based on titration of dissolved test portion with a standard volumetric solution of sodium hydroxide in the presence of mannitol or sorbitol, using phenolphthalein as indicator. Water, free from carbon dioxide, shall be used in the test.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

71.060.20

Statut:

Annulée

Date de Publication:

1972-04-30

Numéro Standard:

ISO 1915:1972