Study on Quality Standard for Shujindingtong Tablet
Abstract:ObjectiveTo establish the quality standard for Shujindingtong Tablet.MethodsRhizoma et rhizome rhei,Rhizoma drynariae were identified by TLC,and the contents of chrysophanol and rhein were determined by HPLC. ResultsRhizoma et rhizoma rhei,Rhizoma drynariae could be identified by TLC. Chrysophanol and rhein showed a good linear relationship in a range of 0.0105~0.0840 μg,0.0408~0.3264 μg,r=0.999 5,0.999 9.The average recovery was 99.77%, RSD=0.43%. ConclusionThe method is simple with good reproducibility and can be used as the quality control of Shujindingtong Tablet.