ISO 7108:1985
Ammonia solution for industrial use; Determination of ammonia content; Titrimetric method

Standard No.

ISO 7108:1985

Release Date

1985

Published By

International Organization for Standardization (ISO)

Latest

ISO 7108:1985

Scope

A test portion is introduced into a solution of boric acid and the solution obtained is titrated with a standard volumetric solution of sulfuric acid in the presence of methyl red as indicator. The method is applicable to solutions containing not more than 35 % (m/m) of ammonia.

ISO 7108:1985 history

• 1985 ISO 7108:1985 Ammonia solution for industrial use; Determination of ammonia content; Titrimetric method