FLOW-INJECTION DETERMINATION OF ZINC BY FLUORESCENCE SPECTROMETRY

被引:9
作者
COMPANO, R [1 ]
HERNANDEZCASSOU, S [1 ]
PRAT, MD [1 ]
GARCIABELTRAN, L [1 ]
机构
[1] HOSP GEN CS VALL HEBRON,SERV BIOQUIM,E-08035 BARCELONA,SPAIN
关键词
FLUOROMETRY; FLOW SYSTEM; PHARMACEUTICALS; WATERS; ZINC;
D O I
10.1016/0003-2670(91)80063-Y
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A flow-injection method is described for the determination of zinc in the range 10-600-mu-g l-1, based on the fluorescence of the zinc-5,7-dichloro-2-methylquinolin-8-ol chelate in a Brij-35 micellar medium. The detection limit is 3-mu-g Zn l-1 and the sample throughout is 180 h-1. The method was evaluated for the determination of zine in pharmaceutical preparations and in tap water.
引用
收藏
页码:325 / 328
页数:4
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