A COMPARATIVE-STUDY OF ION-EXCHANGE AND ION-PAIR REVERSED-PHASE LIQUID-CHROMATOGRAPHY OF METAL 4-(2-PYRIDYLAZO)RESORCINOL COMPLEXES AS METHODS OF TRACE-METAL ANALYSIS

被引:13
作者
TIMERBAEV, AR [1 ]
PETRUKHIN, OM [1 ]
ORLOV, VI [1 ]
ARATSKOVA, AA [1 ]
机构
[1] DZERZHINSK EXPTL CONSTRUCT BUR,DZERZHINSK 606000,USSR
来源
JOURNAL OF LIQUID CHROMATOGRAPHY | 1992年 / 15卷 / 09期
关键词
D O I
10.1080/10826079208018299
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
The behaviour of heavy metals as complexes with 4-(2-pyridylazo)resorcinol in ion-exchange and ion-pair reversed-phase HPLC was investigated. Retention mechanism of metal pyridylazoresorcinolates on columns with a low capacity anion-exchanger and an octadecylsilanized silica gel was discussed in dependence of the mobile phase composition (concentrations of organic modifier, eluent competing ion, ion-pairing reagent, pH). Anion-exchange and adsorption mechanisms are realized simultaneously during the ion-exchange chromatographic separation, while the retention behaviour of metal complexes in ion-pair chromatography is best described by the ion-interaction model. The conditions of metal determination using spectrophotometric detection and the procedures of galvanic production waste waters analysis were developed. The analytical possibilities of ion-exchange and ion-pair HPLC in trace metal analysis were compared.
引用
收藏
页码:1443 / 1461
页数:19
相关论文
共 11 条
[1]  
Alimarin I.P., 1990, ZH ANAL KHIM, V45, P1478
[2]   REVERSED-PHASE HPLC BEHAVIOR OF METAL-COMPLEXES WITH 4-(2-PYRIDYLAZO) RESORCINOL - A DETAILED STUDY IN THE LIGHT OF SOLVOPHOBIC THEORY [J].
BAIOCCHI, C ;
CANTONE, F ;
MARCHETTO, A ;
GENNARO, MC ;
MENTASTI, E ;
SARZANINI, C .
CHROMATOGRAPHIA, 1987, 23 (10) :736-746
[3]  
Gjerde D. T., 1987, ION CHROMATOGRAPHY
[4]   LIQUID-CHROMATOGRAPHY OF IONOGENIC SUBSTANCES WITH NONPOLAR STATIONARY PHASES [J].
HORVATH, C ;
MELANDER, W ;
MOLNAR, I .
ANALYTICAL CHEMISTRY, 1977, 49 (01) :142-154
[5]   SPECTROPHOTOMETRIC STUDIES ON ION-PAIR EXTRACTION EQUILIBRIA OF THE IRON(II) AND IRON(III) COMPLEXES WITH 4-(2-PYRIDYLAZO)RESORCINOL [J].
HOSHINO, H ;
YOTSUYANAGI, T .
TALANTA, 1984, 31 (07) :525-530
[6]  
HOSHINO H, 1978, BUNSEKI KAGAKU, V27, P215
[7]  
Ivanov V. M., 1982, HETEROCYCLIC NITROGE
[8]   ADDITION OF COMPLEXING AGENTS IN ION CHROMATOGRAPHY FOR SEPARATION OF POLYVALENT METAL-IONS [J].
SEVENICH, GJ ;
FRITZ, JS .
ANALYTICAL CHEMISTRY, 1983, 55 (01) :12-16
[9]   HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY OF METAL-CHELATES - ENVIRONMENTAL AND INDUSTRIAL TRACE-METAL CONTROL [J].
TIMERBAEV, AR ;
PETRUKHIN, OM ;
ALIMARIN, IP ;
BOLSHOVA, TA .
TALANTA, 1991, 38 (05) :467-476
[10]  
TIMERBAEV AR, 1989, LIQUID ADSORPTION CH