Status : Published (Under review)

This standard was last reviewed and confirmed in 2021. Therefore this version remains current.
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  • CHF42
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Abstract

Specifies the purity requirements and describes the test methods for insoluble matter, heavy metals content, iron, alkalinity, acidity, sulfide content, pH value, appearance of solution.

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General information

  • Status
     : Published
    Publication date
     : 1994-05
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 5
  • Technical Committee :
    ISO/TC 42
    ICS :
    37.040.30 
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