The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
huang zuo zuo de ji pu yan jiu
Author(s): 
Pages: 57-60
Year: Issue:  1
Journal: Journal of the Graduate School of the Chinese Academy of Sciences

Keyword:  baicalinpolarography;
Abstract: 用单扫示波极谱法研究了黄芩甙的电化学特性.在0.05mol/L柠檬酸钠+0.2mol/LHCl底液中,黄芩甙于-1.16V(P1)和-1.34V(P2)(vs.SCE)处产生两个二阶导数峰,前者为黄芩甙分子的还原波,后者为其一价阴离子的还原波,均为羰基的双电子还原波.利用峰P1可测定黄芩甙,线性范围为0.16~0.64mg/L和0.72~24mg/L,检测限为0.08mg/L.将该法用于中药黄芩中黄芩甙的测定时,获得满意结果
Related Articles
loading...