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ISO 2480:1972

Current Revision

Sodium chloride for industrial use -- Determination of sulphate content -- Barium sulphate gravimetric method

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The method is applicable to water soluble sulphate, in the product, but also to sulphates in a principal solution prepared in an acid medium. The principle consists in dissolution of a test portion and separation of the insoluble residue. Precipitation of the sulphate ions by barium chloride in a boiling acid medium. Filtration, washing and ignition of the precipitate. Weighing of the residue.


SDO ISO: International Organization for Standardization
Document Number ISO 2480
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 2480:1972 Revision