The "queen of flowers, " or moutan, is a national treasure in China.

中国植物图片集。这“花中王后”，或称牡丹，在中国是国家的珍宝。

Aim To study extracting and preparing processing of granule of cortex moutan.

目的研究牡丹皮饮片中丹皮酚的提取工艺和配方颗粒的制备工艺。

Method Cortex moutan polysaccharide was extracted by infusion and then freezing.

方法①丹皮多糖浸泡提取、冻干；

Conclusion: Steam distillation is the most proper extraction method of paeonol from cortex moutan.

结论：直接水蒸气蒸馏法可以作为实验室提取丹皮酚的最佳方法。

Method: to TLC was used for identification of Radix Notoginseng, Radix Paeoniae Alba and Cortex Moutan.

方法：建立了三七、白芍与赤芍、牡丹皮的薄层色谱鉴别和丹皮酚紫外分光光度含量测定法。