The EOF has been detected by using the method of iterative analysis in CEC based on the carbon number rule of homologous retention value.The Results are better than those determined by thiourea.

• 根据反相高效液相色谱中同系物保留值的碳数规律,通过迭代分析的方法测定了毛细管电色谱中的电渗流速率,并与一般的测定方法加以比较,探讨了影响电渗流速率测定结果的可能原因。