Review on Extraction and Characterization of Castor Seed Oil

Abstract

Extraction of castor oil is important in determination of the quality of castor oil extracted. The quality of castor oil being extracted has to meet the ASTM standard that has been produced. The way of extraction can be either mechanical extraction or chemical extraction that is practically used in the industry which give the highest yield of oil extracted. Castor oil is mainly composed of ricinoleic acid in high concentration. It is a unique vegetable oil that contains high content of fatty hydroxyacid.