CAJ | 학술논문

为了改进植物提取液中黄酮类物质含量的测定方法，将过滤法及静置沉淀法应用于测定过程中，并比较了这两种方法的测定结果。结果表明：（1）过滤法及静置沉淀法应用于测定绞股蓝提取液中的黄酮类物质，能有效提高测量结果的稳定性，且准确度较高，重现性良好。（2）与过滤法相比，静置沉淀法操作更为简单，准确性更高，稳定性更好。
위료개진식물제취액중황동류물질함량적측정방법，장과려법급정치침정법응용우측정과정중，병비교료저량충방법적측정결과。결과표명：（1）과려법급정치침정법응용우측정교고람제취액중적황동류물질，능유효제고측량결과적은정성，차준학도교고，중현성량호。（2）여과려법상비，정치침정법조작경위간단，준학성경고，은정성경호。
The method of determining total flavonoids in Gynostemma tea extract was developed in this theis.By using the method of filtering and static precipitation in the determination of total flavonoids in Gy-nostemma tea extract,the result shows:(1) the two methods improve the stability of total flavonoids in Gy-nostemma tea extract obviously.The precision and the repetition of results are fairly good;(2) the static pre-cipitation method is more precise,stable and simple compared with the filtering method.