Abstract Preview

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.

General information

  • Status :  Published
    Publication date : 1972-12
  • Edition : 1
    Number of pages : 2
  • :
    ISO/TC 47
  • 71.060.50

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