1.HPLC determination of aflatoxin G_2、G_1、B_2、B_1 in 6 traditional Chinese drugs
Rong ZHENG ; Dan MAO ; Shaomin WANG ; Yong XU ; Daoguang ZHANG ; Ke WANG ; Shen JI
Chinese Traditional Patent Medicine 2010;(3):418-422
AIM:To bring forward a method of determining aflatoxin G_2、G_1、B_2、B_1 in six kinds of traditional Chinese drugs by HPLC.METHODS:After being extracted by 70% methanol,purified by immunoaffinity column,aflatoxins were analysed by HPLC with fluorescence detection.RESULTS:Aflatoxin G_2、B_2 showed a good linear relationship at a range of 1.5-60pg,and Aflatoxin G_1、B_1 at a range of 5-200 pg,r>0.999 9.The recovery was between 60%-120%.CONCLUSION:The method is simple,accurate and can be used to determine aflatoxin G_2、G_1、B_2、B_1 in Naoliqing Pill,Renshen Yangrong Pill,Rensen Jiapi Pill,Sanqi Tablet,Jinshuibao Capsule and Bailine Capsule.
2.HPLC determination of aflatoxin G_2、G_1、B_2、B_1 in 6 traditional Chinese drugs
Rong ZHENG ; Dan MAO ; Shaomin WANG ; Yong XU ; Daoguang ZHANG ; Ke WANG ; Shen JI
Chinese Traditional Patent Medicine 1992;0(03):-
0.999 9.The recovery was between 60%-120%.CONCLUSION:The method is simple,accurate and can be used to determine aflatoxin G2、G1、B2、B1 in Naoliqing Pill,Renshen Yangrong Pill,Rensen Jiapi Pill,Sanqi Tablet,Jinshuibao Capsule and Bailine Capsule.