Status : Published (Under review)

This standard was last reviewed and confirmed in 2019. Therefore this version remains current.
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Abstract

The method consists in calcination of a test portion in the presence of sulphuric acid solution and weighing of the ash in form of sulphate.

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General information

  • Status
     : Published
    Publication date
     : 1977-05
    Stage
    : International Standard under systematic review [90.20]
  • Edition
     : 1
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 91
    ICS :
    71.100.40 
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