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ISO 729:1988

Oilseeds — Determination of acidity of oils

Publication date:   Oct 27, 1988

General information

90.93 Standard confirmed   Jun 13, 2024

ISO

ISO/TC 34/SC 2 Oleaginous seeds and fruits and oilseed meals

International Standard

67.200.20   Oilseeds

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Scope

The method consists in dissolving in a mixture of diethyl ether and ethanol of the oil extracted for the determination of the "oil contend" of the seeds (see ISO 659), and then titrating of the free fatty acids present using an ethanolic potassium hydroxide solution. It is not applicable to cotton seeds with adherent cotton linters, or to palm or olive fruits.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 729:1985

NOW

PUBLISHED
ISO 729:1988
90.93 Standard confirmed
Jun 13, 2024

REVISED BY

ABANDON
ISO/CD 729