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| Issue Date | Title | Author(s) | | Sep-2000 | Application of polyurethane foam loaded with BTAC in an on-line preconcentration system: cadmium determination by FAAS | Lemos, Valfredo Azevedo; Santelli, Ricardo Erthal; Carvalho, Marcelo Souza de; Ferreira, Sergio Luis Costa |
| 2000 | Application of polyurethane foam loaded with BTAC in an on-line preconcentration system: cadmium determination by FAAS | Lemos, Valfredo Azevedo; Santelli, Ricardo Erthal; Carvalho, Marcelo Souza de; Ferreira, Sergio Luis Costa |
| 2004 | Optimization of the preconcentration system of cadmium with 1(2-thiazolylazo)-p-cresol using a knotted reactor and flame atomic absorption spectrometric detection | Cerutti, S.; Ferreira, Sergio Luis Costa; Gásquez, J. A.; Olsina, R. A.; Martinez, L. D. |
| 2005 | Application of Box–Behnken design in the optimisation of an on-line pre-concentration system using knotted reactor for cadmium determination by flame atomic absorption spectrometry | Souza, Anderson Santos; Santos, Walter Nei Lopes dos; Ferreira, Sergio Luis Costa |
| 2004 | Factorial design for multivariate optimization of an on-line preconcentration system for platinum determination by ultrasonic nebulization coupled to inductively coupled plasma optical emission spectrometry | Ferreira, Sergio Luis Costa; Cerutti, S.; Salonia, J. A.; Olsina, R. A.; Martinez, L. D. |
| 2003 | Use of factorial design and Doehlert matrix for multivariate optimisation of an on-line preconcentration system for lead determination by flame atomic absorption spectrometry | Ferreira, Sergio Luis Costa; Santos, Walter Nei Lopes dos; Bezerra, Marcos de Almeida; Lemos, Valfredo Azevedo; Bosque-Sendra, Juan Manuel |
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