By means of GC-MS, 24, 21 and 16 compounds in essential oils from rhizome, stalk and leaves of Alpinia officinarum Hance were respectively separated and identified.

• 采用GC-MS-计算机联用技术从高良姜根、茎叶挥发油中分别鉴定出24、21和16种化学成分，其中有13种成分为3个部位所共有。