EVALUATION OF STABILITY-CONSTANTS OF METAL-COMPLEXES WITH SULFONATED AZO-LIGANDS

被引:12
作者
ABOLLINO, O
SARZANINI, C
MENTASTI, E
LIBERATORI, A
机构
[1] UNIV TURIN,INST ANALYT CHEM,VIA P GIURIA 5,I-10125 TURIN,ITALY
[2] CNR,IRSA,WATER RES INST,I-00100 ROME,ITALY
关键词
D O I
10.1016/0039-9140(94)80079-0
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
An ion-exchange procedure is described for the determination of the stability constants for cadmium, copper, nickel and manganese complexes with three sulphonated azo ligands: calmagite, alizarin violet N and palatine chrome black. The results, log K values, show a good agreement with those obtained by a spectrophotometric technique.
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页码:1107 / 1112
页数:6
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