Determination of Toxic Elements in Radix Astragali by ICP-MS
- VernacularTitle:电感耦合等离子体质谱法测定甘草商品药材中的有害元素
- Author:
Haifeng GU
;
Yougen CHEN
;
Xintong FU
- Publication Type:Journal Article
- Keywords:
ICP-MS;
Radix Astragali;
toxic elements
- From:
Chinese Journal of Information on Traditional Chinese Medicine
2008;0(S1):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To determinate the toxic elements in Radix Astragali by ICP-MS. Methods The elements of Cu, As, Cd, Hg, Pb, Al, Cr, Sn, Ba in Radix Astragali were analyzed by ICP-MS. Results There were toxic elements in Radix Astragali. The concentration of Cu, As, Cd, Hg and Pb were not over the limits of Chinese Pharmacopoeia, but the concentration of Al, Cr and Ba were over the levels of other elements obviously. Conclusions There are difference of residues of the 9 kinds of toxic elements. It’s necessary to establish the determination methods of toxic elements (especially Al, Sn, Cr and Ba) in Chinese herbal medicines and the limits of the related toxic elements.
