To control the quality of TPI,RP-HPLC was used to determine the content of propanoic acid and proto-catechuic aldehyde in it.The results show that the average recovery rate was 98.01%,97.43% and RSD=2.75%,2.83% respectively.This method is simple,accurate
To control the quality of TPI,RP-HPLC was used to determine the content of propanoic acid and proto-catechuic aldehyde in it.The results show that the average recovery rate was 98.01%,97.43% and RSD=2.75%,2.83% respectively.This method is simple,accurate
利用反相高效液相层析法测定丹参素和原儿茶醛的含量以控制通脉粉针剂质量.结果表明,丹参素和原儿茶醛的平均回收率分别为98.01%、97.43%,变异系数为2.75%、2.83%.本法简便、准确,重现性良好,可用于含丹参复方中药制剂的质量控制。