ISO 1692:1976

Sodium and potassium silicates for industrial use — Determination of total alkalinity — Titrimetric method

The principle of the procedure based on titration of a test portion with a standard volumetric hydrochloric acid solution, in the presence of methyl orange as indikator. The alkalinity is expressed as a percentage by mass of sodium oxide potassium oxide.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

71.060.50

Statut:

Publié

Date de Publication:

1976-03-31

Numéro Standard:

ISO 1692:1976