ISO 7660:1983

Essential oils — Determination of ester value of oils containing difficult-to-saponify esters

STANDARD published on 1.10.1983

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electronic design (pdf) (62.60 USD)
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Print design (62.60 USD)

The information about the standard:

Designation standards: ISO 7660:1983
Publication date standards: 1.10.1983
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: International technical standard
Category: Technical standards ISO

Annotation of standard text ISO 7660:1983 :

Description / 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.