Quality Standard of Liuwei Dihuang Tablets
- VernacularTitle:六味地黄片质量标准研究
- Author:
Jiwei WU
- Publication Type:Journal Article
- Keywords:
Liuwei dihuang tablets;
TLC;
HPLC;
Loganin;
Paeonol;
Quality standard
- From:
China Pharmacy
2007;0(30):-
- CountryChina
- Language:Chinese
-
Abstract:
OBJECTIVE:To establish the quality standard of Liuwei dihuang tablets.METHODS:The ingredients such as Radix Rehmanniae Praeparata and Alisma orientalis were identified by TLC,and the content of loganin in Cornus officinalis and the content of paeonol in Paeonia suffruticosa were determined by HPLC.RESULTS:The TLC spots of Radix Rehmanniae Praeparata and Alisma orientalis were distinctive and well-seperated.The linear ranges of loganin and paeonol were 5.77～115.40 ?g?mL-1(r=0.999 9)and 5.12～102.50 ?g?mL-1(r=0.999 8),respectively,and their average recovery rates were 98.4%(RSD=0.75%)and 97.08%(RSD=1.07%),respectively(n=6 each).CONCLUSION:The estab-lished standard is applicable for the quality control of Liuwei dihuang tablets.
