The Chinese angelica root oil is obtained by carbin dioxide supercritical extraction method. 其中当归油优选用二氧化碳超临界萃取法制得。
Compared with the method of soxhlet, the SEF is better to extract unsaturated fatty acid and the extracting time was shorter. 与采用索氏提取法提取扇贝内脏脂质相比较，结果表明，超临界萃取法更适合不饱和脂肪酸的提取，而且提取时间短。
