Objective To evaluate the quality of Cortex Cinnamomi from genuine producing areas and GAP planting base,and to compare with those of the commercial medicinal materials.

• 目的评价道地产区及GAP基地肉桂药材的质量,并与商品药材进行比较。方法高效液相色谱法测定肉桂中桂皮醛的含量。