Flow-injection analysis for meloxicam based on tris(2,2′-bipyridine) ruthenium(II)-Ce(IV) chemiluminescent system

被引:11
作者
Ye, Huazhen [1 ,2 ]
Qiu, Bin [1 ]
Chen, Jing [1 ]
Lin, Jinming [1 ]
Chen, Guonan [1 ]
机构
[1] Fuzhou Univ, Dept Chem, Minist Educ, Key Lab Anal & Detect Technol Food Safety, Fuzhou 350002, Fujan, Peoples R China
[2] Fujian Hlth Coll, Fuzhou 350101, Fujan, Peoples R China
关键词
meloxicam; tris(2,2 '-bipyridine)ruthenium(II); flow-injection; chemiluminescence; PLASMA; OXIDATION;
D O I
10.1002/bio.1117
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
It was found that meloxicam could enhance the chemiluminescence (CL) of the tris(2,2'-bipyridine) ruthenium(II)Ce(IV) system in the medium of sulfate acid. Based on this phenomenon a new flow-injection system with chemiluminescent detection has been proposed for determination of meloxicam. Under optimum conditions, meloxicam had a good linear relationship with the CL intensity in the concentration range of 6.0 x 10(-4) to 1.0 mu g/mL and the detection limit was 3.7 x 10(-4) mu g/mL. The proposed method was applied to detect meloxicam in tablets and a satisfactory recovery was obtained. The possible mechanism for this CL system is also discussed in this paper. Copyright (C) 2009 John Wiley & Sons, Ltd.
引用
收藏
页码:260 / 265
页数:6
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