对槲寄生中的有效成分高圣草素-7-O-β-D-葡萄糖苷进行了分离和结构鉴定,并对其含量进行了分析.色谱条件:C18柱(200 mm×4.6 mm i.d., 5 μm),流动相为乙腈-0.5%冰醋酸水溶液(体积比为18∶82),流速为1.0 mL/min,柱温为30 ℃,检测波长为284 nm,进样量为10 μL.结果表明,高圣草素-7-O-β-D-葡萄糖苷的峰面积与其质量浓度有良好的线性关系,相关系数r为0.999 7;方法的加标回收率为96.0%～100.1%.该方法简便、快速、准确,精密度好,可作为槲寄生质量控制的一个有效方法.
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