ISO 1692:1976

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

Publication date: Apr 1, 1976

General information

Current stage: 90.20 Effective date: Jan 15, 2023

Originator: ISO

Owner: ISO/TC 47

Type: International Standard

ICS: 71.060.50

Languages: French English

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Status: Published

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Scope

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.

Life cycle

NOW

PUBLISHED
ISO 1692:1976
90.20 Standard under periodical review
Jan 15, 2023

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