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ISO 981:1973

Sodium hydroxide for industrial use -- Determination of chloride content -- Mercurimetric method
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ISO 981:1973

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

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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.

SDO ISO: International Organization for Standardization
Document Number ISO 981
Publication Date Not Available
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO TC 47
Publish Date Document Id Type View
Not Available ISO 981:1973 Revision