ISO 740:1976
Sodium carbonate for industrial use; Determination of total soluble alkalinity; Titrimetric method

Standard No.

ISO 740:1976

Release Date

1976

Published By

International Organization for Standardization (ISO)

Latest

ISO 740:1976

Scope

Specifies a titrimetric test method for the determination of the basicity of soluted material. The principle of the procedure consists in solution of a test portion in water, filtration of the solution and titration with a standard volumetric solution of hydrochloric acid in presence of methyl orange as indicator. Repaces ISO Recommendation R 740-1968.

ISO 740:1976 history

• 1976 ISO 740:1976 Sodium carbonate for industrial use; Determination of total soluble alkalinity; Titrimetric method