Status : Published (Under review)

This standard was last reviewed and confirmed in 2021. Therefore this version remains current.
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Abstract

Specifies the following determinations for the substances to be tested: Measurement of pH, determination of water content, determination of free alkalinity or free acidity, determination of matter extractable by light petroleum, determination of sodium alkylarylsulphonates content, determination of sodium sulphite content, determination of sodium sulphate content, determination of sodium chloride content. In annexes a general scheme of analysis and a rapid method for the determination of sodium alkylarylsulphonates are given.

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General information

  • Status
     : Published
    Publication date
     : 1977-11
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 8
  • Technical Committee :
    ISO/TC 91
    ICS :
    71.100.40 
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