The extract of Herba Epimedii was treated with alcohol,macroporous resin,ultrafi lter and clarification agent.Those treatment methods were compared in the conten t of Icariin in the treated extract.

• 本文用醇沉法、超滤法、大孔树脂吸附法和吸附澄清法对淫羊藿的水提液进行了精制,并以精制后浸膏中淫羊藿苷含量为指标,对4种精制方法进行了比较。