Result The best extractive method of Chelidonium majus L was A3B2C1D3,extracted with 6 times amount of 95% alcohol(with 0.50%HCl) and 1.5 hours.

• 结果最佳工艺条件为:A3B2C1D3；即加6倍量95%25乙醇(含0.；50%25的盐酸)提取1