Estimation of experimental parameters for the determination of ruthenium by flame atomic absorption spectroscopy

被引:6
作者
Benzo, Z
Salas, J
Araujo, PW
Camardiel, A
Carrion, N
机构
[1] Inst Venezolano Invest Cient, Lab Quim Analit, Ctr Quim, Caracas 1020A, Venezuela
[2] Cent Univ Venezuela, Fac Ciencias, Escuela Estadist, Caracas 1041, Venezuela
[3] Cent Univ Venezuela, Fac Ciencias, Ctr Quim Analit, Caracas 1041, Venezuela
关键词
ruthenium; atomic absorption spectroscopy; design of experiments;
D O I
10.1016/S0169-7439(97)00082-8
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The theory of design of experiments was applied to study some factors which may influence the flame atomic absorption determination of ruthenium. The estimation of the magnitude of the main effects and some two factor interactions on the sensitivity of ruthenium was studied in two buffer solutions: cerium and lanthanum. The flame type, the presence of iron, silicon and acid at some levels studied as well as some two factor interactions have been found to have an important influence on ruthenium sensitivity by this technique, depending on the buffer used. (C) 1998 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:109 / 117
页数:9
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