药学实践杂志
藥學實踐雜誌
약학실천잡지
THE JOURNAL OF PHARMACEUTICAL PRACTICE
2014年
4期
294-296
,共3页
HPLC%葫芦素片%葫芦素B
HPLC%葫蘆素片%葫蘆素B
HPLC%호호소편%호호소B
HPLC%cucurbitacin tablet%cucurbitacin B
目的:测定葫芦素片中葫芦素B的含量。方法采用高效液相色谱法,应用Waters Symmetry C18(250 mm ×4.6 mm,5.0μm)色谱柱,流动相:乙腈-水(51:49),流速:1.0 ml/min,柱温:25℃,检测波长:228 nm。结果葫芦素B的回归方程:Y=1067.3C-0.5084(r=0.9999),平均回收率为99.39%(n=6),RSD为0.56%,说明该法具有良好的回收率。结论用HPLC法测定葫芦素片中葫芦素B的含量,方法简便,重复性好,结果准确。
目的:測定葫蘆素片中葫蘆素B的含量。方法採用高效液相色譜法,應用Waters Symmetry C18(250 mm ×4.6 mm,5.0μm)色譜柱,流動相:乙腈-水(51:49),流速:1.0 ml/min,柱溫:25℃,檢測波長:228 nm。結果葫蘆素B的迴歸方程:Y=1067.3C-0.5084(r=0.9999),平均迴收率為99.39%(n=6),RSD為0.56%,說明該法具有良好的迴收率。結論用HPLC法測定葫蘆素片中葫蘆素B的含量,方法簡便,重複性好,結果準確。
목적:측정호호소편중호호소B적함량。방법채용고효액상색보법,응용Waters Symmetry C18(250 mm ×4.6 mm,5.0μm)색보주,류동상:을정-수(51:49),류속:1.0 ml/min,주온:25℃,검측파장:228 nm。결과호호소B적회귀방정:Y=1067.3C-0.5084(r=0.9999),평균회수솔위99.39%(n=6),RSD위0.56%,설명해법구유량호적회수솔。결론용HPLC법측정호호소편중호호소B적함량,방법간편,중복성호,결과준학。
Objective To determina the content of cucurbitacin B in cucurbitacins .Methods The highly effective liquid phase chromatography was used,with Waters Symmetry C18(250 mm ×4.6 mm 5μm) column.The mobile phase was acetonitrile-wa-ter (51:49), the flow rate was 1 ml/min, column temperature was 25 ℃, the detection wavelength was 228 nm.Results Cucurb-itacin B regression equation:Y=1 067.3C-0.508 4 (r=0.999 9), the average recovery rate was 99.39%(n=6), RSD was 0.56%, which showed that this method had a good recovery rate .Conclusion The HPLC method for the determination of content of cucurbitacin B in cucurbitacins was simple , reproducible , accurate .