SPECTROPHOTOMETRIC DETERMINATION OF THALLIUM WITH 4-(2-PYRIDYLAZO)RESORCINOL AND 4-(2-THIAZOLYLAZO)RESORCINOL

被引：26

作者：

HNILICKO.M

SOMMER, L

机构：

[1] Department of Analytical Chemistry, J. E. Purkyně-University, Brno

来源：

TALANTA | 1969年 / 16卷 / 01期

关键词：

D O I：

10.1016/0039-9140(69)80243-2

中图分类号：

O65 [分析化学];

学科分类号：

070302 ; 081704 ;

摘要：

Thallium(III) gives sensitive reactions with PAR and TAR (ε{lunate} = 2 × 104 at 520 nm), forming 1:1 complexes at pH ~1-2, and a mixture of 1:1 and 1:2 complexes at higher pH values ; hydrolysis sets in above pH ~3. The stability constants are evaluated. © 1969.

引用

页码：83 / &

共 14 条

[1]

Busev A.I., 1960, ZH ANAL KHIM, V15, P573

[2]

BUSEV AI, 1958, ZH ANAL KHIM, V13, P180

[3]

BUSEV AI, 1962, ZH ANAL KHIM, V17, P380

[4]

CHANG CH, 1966, HUA HSUEH TUNG PAO, P34

[5] 2-(2-THIAZOLYLAZO)-4-METHOXYPHENOL AND 2-(2-THIAZOLYLAZO)-5-METHOXYPHENOL AS METAL-ION INDICATORS [J].