The saponins from waste residue of the soybeans were extracted by soxhlet method, ultrasound wave and ultrasound-assisted solvent extraction, using yield as the index.

• 以大豆废渣为原料,大豆皂苷产率为评价指标,采用索氏提取法、超声波法、超声波与有机溶剂联合提取法进行了提取分离大豆皂苷的实验研究。