ISO 3657:2002

Animal and vegetable fats and oils — Determination of saponification value ISO 3657:2002

Publication date:   Jun 13, 2002

Scope

This International Standard specifies a method for the determination of the saponification value of animal and vegetable fats and oils. The saponification value is a measure of the free and esterified acids present in fats and fatty acids.
The method is applicable to refined and crude vegetable and animal fats.
If mineral acids are present, the results given by this method are not interpretable unless the mineral acids are determined separately.