Status : Published (Under review)

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

The determination is carried out in the following way: Extraction of matter soluble in hexane, and titration of the free fatty acids removed, with potassium hydroxide solution. Saponification of products soluble in hexane neutralized in this way and extraction of the unsaponifiable matter by hexane.

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General information

  • Status
     : Published
    Publication date
     : 1974-06
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 91
    ICS :
    71.100.40 
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