The paper analyzed the GC-MS fingerprint chromatograms of the volatile oils obtained with supercritieal CO2, microwave and stream distillation from Asarum heteroroupoides.

• 摘要采取超临界CO2萃取、微波萃取和水蒸气蒸馏三种方法提取辽细辛挥发油，利用GC-MS分析了不同方法提取的辽细辛挥发油指纹图谱。