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高效液相色谱-电喷雾质谱法测定人血浆克拉霉素浓度 被引量:2

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摘要 目的建立测定人血浆中克拉霉素浓度的高效液相色谱-电喷雾质谱(HPLC-MS/ESI)法。方法血浆样本经处理后,直接在C18色谱柱上用含甲酸的流动相洗脱,洗脱物通过ESI接口,以正离子模式电离,质谱仪以选择离子检测方式检测定量。结果血浆克拉霉素浓度在18.0~4000.0 ng·mL^-1之间线性关系良好,日内变异和日间变异在5.0%之内,回收率94.9%~104·3%。最低检测限18.0 ng·mL^-1。结论该方法操作简便、快速、准确,适用于克拉霉素的人体药动学研究。
出处 《医药导报》 CAS 2007年第7期728-730,共3页 Herald of Medicine
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