Reference number
ISO 7660:1983
International Standard
ISO 7660:1983
Essential oils — Determination of ester value of oils containing difficult-to-saponify esters
Edition 1
1983-10
Read sample
ISO 7660:1983
14479
Published (Edition 1, 1983)
This publication was last reviewed and confirmed in 2023. Therefore this version remains current.

ISO 7660:1983

ISO 7660:1983
14479
Language
Format
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

  •  : Published
     : 1983-10
    : International Standard confirmed [90.93]
  •  : 1
     : 2
  • ISO/TC 54
    71.100.60 
  • RSS updates

Life cycle

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