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ISO 981:1973

Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method

Standard Details

The method is applicable to products of which the chloride content is greater than 0.005 % (m/m). The procedure based on titration of the chloride ions with mercury(II) nitrate in the presence of diphenylcarbazone as indicator. - Replaces ISO Recommendation R 981-1969.

General Information

Status : Published
Standard Type: Main
Document No: ISO 981:1973
Document Year: 1973
Pages: 2
Edition: 1

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ISO 981:1973
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