HPLC 法测定肠胃宁胶囊中甘草苷的含量

Journal of Hebei Traditional Chinese Medicine and Pharmacology(2013)

Cited 0|Views16
No score
Abstract
目的:建立肠胃宁胶囊中甘草苷的含量测定方法。方法:使用高效液相色谱法,以十八烷基硅烷键合相硅胶为固定相;以乙腈-1.2%甲酸(20︰80)为流动相;流速为1.0 mL/min,柱温30℃,检测波长为320 nm。根据试验中所测得峰面积积分值计算肠胃宁胶囊中甘草苷的含量。结果:方法简便、灵敏度高、准确性好。甘草苷在0.21~2.31μg 范围内线性关系良好,回归方程为: y =284458 x -53825(r =0.9998)。平均回收率为99.17%。结论:本方法适用于肠胃宁胶囊中甘草苷的含量测定。
More
AI Read Science
Must-Reading Tree
Example
Generate MRT to find the research sequence of this paper
Chat Paper
Summary is being generated by the instructions you defined