Methods: The AAST Resina Draconis and the TET Resina Draconis were compared in concentration of Loureirin B, TLC and UV spectrum.

• 方法:把碱提龙血竭(前者)和醇提龙血竭(后者)在薄层色谱、紫外光谱、龙血素B含量等方面进行比较。