W. N. L. D. Santos

发表

Chemometric tools in electroanalytical chemistry: Methods for optimization based on factorial design and response surface methodology

M. Bezerra, S. Ferreira, C. Tarley, 2009 .

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

Sergio Luis Costa Ferreira, Walter Nei Lopes dos Santos, S. Ferreira, 2005 .

Application of three-variables Doehlert matrix for optimisation of an on-line pre-concentration system for zinc determination in natural water samples by flame atomic absorption spectrometry

S. Ferreira, W. N. L. D. Santos, C. M. C. Santos, 2003 .

Analytical strategies of sample preparation for the determination of mercury in food matrices — A review

S. Ferreira, A. S. Souza, W. N. L. D. Santos, 2015 .

Multivariate optimization and validation studies in on-line pre-concentration system for lead determination in drinking water and saline waste from oil refinery

S. Ferreira, H. Andrade, W. N. L. D. Santos, 2004 .

A photo-oxidation procedure using UV radiation/H2O2 for decomposition of wine samples ― Determination of iron and manganese content by flame atomic absorption spectrometry

S. Ferreira, L. Portugal, W. N. L. D. Santos, 2009 .

Determination of mercury in alcohol vinegar samples from Salvador, Bahia, Brazil

S. Ferreira, B. Welz, W. N. L. D. Santos, 2015 .

Development and optimization of analytical method for the determination of cadmium from mineral water samples by off-line solid phase extraction system using sisal fiber loaded TAR by FAAS

W. N. L. D. Santos, A. C. S. Costa, F. Dias, 2013 .

Speciation analysis of inorganic antimony in airborne particulate matter employing slurry sampling and HG QT AAS

J. Andrade, S. Ferreira, W. N. L. D. Santos, 2011 .

Simultaneous pre-concentration procedure for the determination of cadmium and lead in drinking water employing sequential multi-element flame atomic absorption spectrometry

S. Ferreira, H. S. Ferreira, L. Portugal, 2007 .

Review of Procedures Involving Separation and Preconcentration for the Determination of Cadmium Using Spectrometric Techniques

J. Andrade, S. Ferreira, H. S. Ferreira, 2007 .

Field sampling system for determination of cadmium and nickel in fresh water by flame atomic absorption spectrometry

S. Ferreira, W. N. L. D. Santos, C. M. C. Santos, 2005 .

Application of polyurethane foam as a sorbent for trace metal pre-concentration — A review

S. Ferreira, A. S. Souza, B. Welz, 2007 .

Simultaneous determination of 13 phenolic bioactive compounds in guava (Psidium guajava L.) by HPLC-PAD with evaluation using PCA and Neural Network Analysis (NNA)☆

W. N. L. D. Santos, A. M. P. D. Santos, Ravena Souza Almeida Azevedo, 2017 .

Mineral composition, nutritional properties, total phenolics and flavonoids compounds of the atemoya fruit (Annona squamosa L. x Annona cherimola Mill.) and evaluation using multivariate analysis techniques.

W. N. L. D. Santos, D. C. Santos, F. Dias, 2016, Anais da Academia Brasileira de Ciencias.

Atomic absorption spectrometry – A multi element technique

M. Bezerra, S. Ferreira, W. N. L. D. Santos, 2018 .