Electrocatalytic Determination of Dopamine in the Presence of Ascorbic Acid by Poly-<em>L</em>-proline and Ferricyanide Compound Film Modified Electrode

CAO Yan-xiu, LIU Xing-mei, HUANG Hui, ZHANG Xue-yu and ZHANG Zhi-quan*

Chemical Research in Chinese Universities . 2009, (6): 827 -831 .