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Evaluation On Antioxidant Activities Of The Soybean Oils And Gums, Xianglong Yuan
Evaluation On Antioxidant Activities Of The Soybean Oils And Gums, Xianglong Yuan
LSU Master's Theses
In this study crude soy oil was extracted from the soy flour by hexane solvent. The crude oil was refined using a refining procedure similar to the one in edible oil industries, which included degumming, neutralizing, and bleaching. As the result, the eight groups of the oils and the gums were obtained. The compositions of fatty acids and tocopherols in the eight groups of samples were analyzed using GC-FID and HPLC, respectively. The antioxidant activities of the samples were analyzed by two chemical models, cholesterol and DHA. The results showed that ã- and ä-tocopherols may not be the main antioxidants …