ISO-7660 › Essential oils -- Determination of ester value of oils containing difficult-to-saponify esters

ISO-7660 - 1ST EDITION - CURRENT


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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.

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71.100.60 (Essential oils)

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Document Number

ISO 7660:1983

Revision Level

1ST EDITION

Status

Current

Publication Date

Oct. 15, 1983

Committee Number

ISO TC 54