摘要
目的:测定东革阿里中宽缨酮含量。方法:采用Waters Sunfire C18(4.6×250mm,5μm)色谱柱,乙腈-0.1%甲酸为流动相梯度洗脱,流速1.0mL/min,检测波长:238nm,柱温40℃。结果:宽缨酮在线性范围1.272~101.72μg·mL-1(r=0.9998)内具有良好的线性关系,平均回收率分别为98.87%(n=9),日内精密度RSD为0.46%。结论:本法操作简便,结果稳定,重现性好,可作为东革阿里中宽缨酮的质量控制方法。
AIM:To establish an HPLC method for quantitative determining of eurycomanone in Eurycoma longifolia Jack.METHODS:Separation was accomplished on the Waters Sunfire C18(4.6×250 mm,5 μm)column,with acetonitrile-0.1%formic acid as mobile phase in gradient elution. The flow rate was 1.0 mL/min and the detection wavelength was set at238 nm. The column temperature was set at 40℃. RESULTS:The method offered good linearity 1.272~101.72μg·mL-1 for eurycomanone(r=0.9998). The average recovery rate was 98.87%(n=9)and the intra-day precision RSD was 0.46%.CONCLUSION:Themethodwasconvenient,accurateandpracticable,andcanbeusedforqualitycontrolofthispreparation.
引文
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