Determination of liquiritin、liquiritigenin and iso-liquiritigenin in Licorice Mixture by HPLC / 中成药
Chinese Traditional Patent Medicine
;
(12)1992.
Artigo
em Chinês
| WPRIM
| ID: wpr-681523
ABSTRACT
Objective:
To establish a HPLC method for the determination of liquiritin、 liquiritigenin and iso liquiritigenin in Licorice Mixture.Methods:
A Cromasil C 18 column was used. the mobile phase was methanol 0.5% acetic acid for gradient elution. Liquiritin、 liquiritigenin and iso liquiritigenin were determined by dual wavelength, ? 1=276 nm,? 2=372 nm.Results:
The linear range of liquiritin was 50.0~1250.0ng, r= 0.9999; The average recovery was 98.30%, RSD =1.01%( n= 6). The linear range of liquiritigenin was 5.0~125.0 ng, r= 0.9998; The average recovery was 98.01%, RSD =0.68%( n= 6). The linear range of iso liquiritigenin was 3.0~6.0 ng, r= 0.9999. The average recovery was 98.37%, RSD= 0.89%( n= 6).Conclusion:
This method is convenient, rapid and accurate. It can be used for quality control in production of Licorice Mixture.
Texto completo:
DisponíveL
Índice:
WPRIM (Pacífico Ocidental)
Idioma:
Chinês
Revista:
Chinese Traditional Patent Medicine
Ano de publicação:
1992
Tipo de documento:
Artigo
Similares
MEDLINE
...
LILACS
LIS