Abstract Preview

Indicates the conditions under which the test sample shall be prepared and relates to particular properties which require particular precausions: the samples shall be taken rapidly in a dry atmosphere, storage in an airtight bottle. The bottle shall be made from an inert material such as polyethylene. Preparation of the main solution with distilled carbonat- free water. If the silica content is to be determined the test portion shall be dissolved in a container made from silica-free material such as polyethylene or silver. Cancels and replaces ISO Recommendations R 977/1969 and R 978/1969.


General information

  • Status :  Published
    Publication date : 1975-03
  • Edition : 1
    Number of pages : 1
  • :
    ISO/TC 47
    Chemistry
  • 71.060.40
    Bases

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