反相高效液相色谱法测定茵山莲软胶囊中栀子苷含量

Special Wild Economic Animal and Plant Research(2015)

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Abstract
本实验建立了茵山莲软胶囊中栀子苷含量的测定方法。采用反相高效液相色谱法,选择迪马C18色谱柱(4.6mm ×250mm ,5μm ),以乙腈-水(V乙腈∶V水=13∶87)为流动相,检测波长238nm ,流速1.0mL/min ,柱温25℃,进样量10μL。栀子苷在0.00804mg/mL~0.0804mg/mL范围内质量浓度与峰面积呈良好的线性关系,R2=0.9998,平均回收率97.667%,RSD 0.567%( n=6)。该试验的测定方法简单准确,且分离效果好,灵敏度较高,可作为茵山莲软胶囊的质量控制方法。
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