ISO 7660:1983

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

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.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

71.100.60

Statut:

Publié

Date de Publication:

1983-09-30

Numéro Standard:

ISO 7660:1983