Apart from qualitative and quantitative assays on various carotenoids,it became an important content of recent study to determine the geometrical isomer composition of carotenoids from foods.

• 除各种类胡萝卜素的定性和定量检测外,对各种类胡萝卜素几何异构体组成的检测成为近期需要发展的重要内容。