DIRECT ELECTROCHEMICAL DETERMINATION OF PARACETAMOL IN PLASMA

被引:28
作者
CHRISTIE, I [1 ]
LEEDS, S [1 ]
BAKER, M [1 ]
KEEDY, F [1 ]
VADGAMA, P [1 ]
机构
[1] UNIV NEWCASTLE UPON TYNE,DEPT CLIN BIOCHEM,NEWCASTLE TYNE NE2 4HH,ENGLAND
关键词
VOLTAMMETRY; MEMBRANE ELECTRODES; PARACETAMOL; PLASMA;
D O I
10.1016/0003-2670(93)80386-Y
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A simplified, reagentless method for the determination of paracetamol (0-2 mM) in plasma is described, based on the electrochemical oxidation of paracetamol. The technique has been adapted for assay in biological fluids by the use of a permselective cellulose acetate membrane, and an outer diffusion-limiting, microporous polycarbonate membrane treated with dimethyldichlorosilane to impart biocompatibility. The results obtained agreed well with those obtained by a routine enzymic method. The limit of detection is 0.1 mM paracetamol; a range of other drugs was generally without effect.
引用
收藏
页码:145 / 150
页数:6
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