Abstract 

Applicable to products having contents, expressed as Na2 CO3 , more than 0.02 % (m/m). Describes the release of the carbon dioxide from a test portion by acidification and heating. Entrainment of the carbon dioxide in a flow of air and absorption in weighed absorption tubes containing soda asbestos. Specifies the weighing of the absorption tubes to determine the quantity released.


General information

  • Status :  Withdrawn
    Publication date : 1977-11
  • Edition : 1
    Number of pages : 6
  • :
    ISO/TC 47
    Chemistry
  • 71.060.50
    Salts

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