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download between 0-24 hoursReleased: 1985
ISO 7108:1985
ISO 7108:1985-Ammonia solution for industrial use — Determination of ammonia content — Titrimetric method
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Standard´s number: | ISO 7108:1985 |
Pages: | 2 |
Edition: | 1 |
Released: | 1985 |
DESCRIPTION
ISO 7108:1985
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.