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SEPARATION OF BILE ACIDS BY CAPILLARY ZONE ELECTROPHORESIS
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- Author:
- No author available
- Journal Title:
- ACTA PHARMACEUTICA SINICA
- Issue:
- 3
- DOI:
- 10.3321/j.issn:0513-4870.2002.03.016
- Key Word:
- 胆汁酸;毛细管区带电泳;熊胆
Abstract： 目的建立毛细管区带电泳法分离胆汁酸类化合物.方法缓冲液含硼砂126 mmol·L-1、磷酸氢二钠43 mmol·L-1,18%甲醇,磷酸调至pH 9.3.毛细管柱570 mm×0.05 mm(有效长度500 mm),操作电压30 kV,温度30℃,检测波长200 nm,压力进样,进样量5 kPa×8 s.结果 30 min内一次性分离了8种结合型和游离型胆汁酸.加样回收率89%～107%.结论本法简便,可用于熊胆中胆汁酸的测定.
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