6-PHENYL-2,3-DIHYDRO-ASYM-TRIAZINE-3-THIONE AS A SELECTIVE REAGENT FOR THE SPECTROPHOTOMETRIC DETERMINATION OF COPPER

被引:6
|
作者
EDRISSI, M [1 ]
MASSOUMI, A [1 ]
机构
[1] UNIV SHAHID BEHESHTI,DEPT CHEM,TEHRAN,IRAN
关键词
6-PHENYL-2,3-DIHYDRO-ASYM-TRIAZINE-3-THIONE; SPECTROPHOTOMETRIC DETERMINATION OF COPPER; DETERMINATION OF COPPER;
D O I
10.1080/00032719208020032
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A sensitive and highly selective spectrophotometric method is described for the determination of 12-120-mu-g of copper using 6-phenyl-2,3-dihydro-asym-triazine-3-thione (PDTT) as a complexing agent. The red 1:4 water soluble complex was measured at 540nm, epsilon = 1.26 x 10(4) 1. mol-1. cm-1. The method was applied for the determination of copper in standard steels (B.C.S.) and estimation of the solubility product of copper (I) iodide. Comparison was also made with the 2-2' biquinoline method.
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页码:753 / 762
页数:10
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