Using macroporous resin WLD-90 can purify Bailemian extract efficiently, to achieve the purpose of purification.So this technology fits the industrialization manufacture requirements.

• 表明运用WLD-90型大孔吸附树脂可以有效精制百乐眠提取液，达到去粗存精的目的，该工艺符合工业化生产要求。