The oxidative stability of the crude oil is better than that of the refined oil, the reasons is probably that the antioxidant materials are removedduring refining.

• 苹果籽粗油的氧化稳定性好于碱炼后的苹果籽油，其原因可能是节果籽油在精炼的过程中，苹果籽粗油中抗氧化的物质被除去所造成的。