Reference number
ISO 1915:1972
© ISO 2024
ISO 1915:1972
Boric oxide for industrial use — Determination of boric oxide content — Volumetric method
Edition 1
1972-05
Withdrawn
Withdrawn (Edition 1, 1972)

Abstract

The method is based on titration of dissolved test portion with a standard volumetric solution of sodium hydroxide in the presence of mannitol or sorbitol, using phenolphthalein as indicator. Water, free from carbon dioxide, shall be used in the test.

General information

  • Status
     : Withdrawn
    Publication date
     : 1972-05
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 47
    ICS :
    71.060.20 
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