化学修饰丝网印刷薄片碳电极测定痕量铜.pdf

29 ( FENX HUAXUE) 1 200 1 1 Chinese Journal of Analytical Chemistry 109~ 111 仪器装置与实验技术 * 屠 一锋 许 健 ( 苏州大学化学化工系, 苏州251006) ( 扬州大学水利与建筑工程学院, 扬州225009) , , - - NaOH , - 01 V~ 12 V , , , , 50 ; 25~ 50 g/ L; RSD 27% 627 g/ L , , , , 1 1 , , 2, 3 , , 90 , , , , , , , , , 4 , , , 2000-02- 15 ; 2000-07-25 29 110 1 : 111 27% , , , , 3. 5 Cu2+ , Cu2+ , Cu2+ , 627g/ L References Determination of the Copper( ) by A Chemically Modified Screen-printin Carbon Electrode * T u Yifeng ( Deptartment of Chemistry and Chemical Engineering , Suz hou University, Suzhou 215006) Xu Jian ( College of Irrigation and Architectural Wor s, Yangzhou University, Yangzhou 225009) Abstract The technique for developing a screen-print ing disposable carbon electrode and modifying its surfacewith 2+ electropolymer of catechol-formaldehyde was described.This modified electrode could be used to determine the Cu with high se