Egg oil of Rana temporaria chensinensis David (EORTCD) is the liposoluble part extracted from Rana temporaria chensinensis David by supercritical fluid extraction of CO2 and short path distillation.

• 采用CO_2超临界萃取方法提取中国林蛙卵的脂溶性部位，离心分离并减压蒸馏得到中国林蛙卵脂溶性提取物，通过分子蒸馏获得中国林蛙卵低沸点脂溶性部位即中国林蛙卵油。