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Norm
ISO 7108:1985
Ausgabedatum: 1985 06 06
Ammonia solution for industrial use — Determination of ammonia content — Titrimetric method
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 m...
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Herausgeber:
International Organization for Standardization
Format:
Digital | 2 Seiten
Sprache:
Englisch
ICS
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.