International Standard
ISO 7660:1983
Essential oils — Determination of ester value of oils containing difficult-to-saponify esters
Reference number
ISO 7660:1983
Edition 1
1983-10
© ISO 2024
International Standard
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Published (Edition 1, 1983)
This standard was last reviewed and confirmed in 2023. Therefore this version remains current.

ISO 7660:1983

Format
Language
CHF 42
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Abstract

The method consists in hydrolysis of the esters present in a test portion by heating in the presence of a standard volumetric solution of potassium hydroxide in dimethylsulfoxide, and back-titration of the excess potassium hydroxide with a standard volumetric solution of sulfuric acid or hydrochloric acid.

General information

  • Status
     : Published
    Publication date
     : 1983-10
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 2
  • Technical Committee :
    ISO/TC 54
    ICS :
    71.100.60 
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