BS 684-2.27:1987

This standard BS 684-2.27:1987 Methods of analysis of fats and fatty oils. Other methods is classified in these ICS categories:

• 67.200.10 Animal and vegetable fats and oils

This Section of BS 684 describes methods for the determination of the bleachability of animal and vegetable fats and oils.

The methods reflect industrial practice in the refining of fats.

Method A is for technical tallow and animal grease.

Method B is for crude palm oil.

NOTE 1 Method B may be suitable for other vegetable fats when a two-stage bleaching process is to be simulated.

NOTE 2 The titles of the publications referred to in this Section are given on the inside back cover.

Describes a method for technical tallow and animal grease by heating with bleaching earth, filtration and measurement of colour using a tintometer, and a method for crude palm oil by heating with bleaching earth, filtration, heating under vacuum and measurement of colour using a tintometer.