In this paper the composition of essential oil of leaves of Ginkgo biloba L. prepared bystream distillation was studied by means of GC and GC-MS. 17 components were identified.

• 本文采用气相色谱以及气相色谱-质谱（GC-MS）联用技术对银杏挥发油的化学成分进行了研究，初步鉴定出其中的17种化合物。