目的确定黄芩提取物指纹特征产品标准。方法通过采用HPLC色谱分析技术对黄芩提取物中8个黄酮化合物进行快速定量。结果该黄芩提取物指纹特征相对稳定,定量测定及指纹表征方法准确、快速。结论使用该黄芩提取物的产品标准可更好地综合控制黄芩提取物的质量,为组分中药提供实例支持。

Objective To determine standard of Scutellaria baicalensis extract with fingerprint characteristic. Methods HPLC technique had been used to determine the content of eight flavones in S. baicalensis extract by HPLC. Results S. baicalensis extract had relative stability of fingerprint characteristic. The characterization method of fingerprint and analysis mothod were precise and rapid. Conclusion The standard of S. baicalensis extract with fingerprint characteristic has been obtained. It can be used to control the quality of S. baicalensis extract and it can support the component of Chinese materia medica.