ISO 729:1988
Oilseeds; determination of acidity of oils

Standard No.

ISO 729:1988

Release Date

1988

Published By

International Organization for Standardization (ISO)

Latest

ISO 729:1988

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.

ISO 729:1988 history

• 1988 ISO 729:1988 Oilseeds; determination of acidity of oils
• 1985 ISO 729:1985 Oilseeds — Determination of acidity of oils