Method: The oil was obtained by hydrodistillation.The chemical compositions were separated and identified by GC-MS.The relative contents in the oil were determined by area normalization.

• 方法:利用水蒸气蒸馏法提取疏花毛萼香茶菜挥发油,用GC-MS进行测定,结合计算机检索技术对分离的化合物进行鉴定,应用色谱峰面积归一化法计算各成分的相对含量。