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preconcentration (12) 12
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Talanta, ISSN 0039-9140, 2005, Volume 67, Issue 3, pp. 564 - 570
Journal Article
Microchemical Journal, ISSN 0026-265X, 2009, Volume 93, Issue 2, pp. 220 - 224
In this work, a procedure for preconcentration of cobalt using dispersive liquid–liquid microextraction (DLLME) with the reagent Br-TAO as complexing reagent... 
Preconcentration | Cobalt | FAAS | Dispersive liquid–liquid microextraction | Water samples | Dispersive liquid-liquid microextraction | TRACE AMOUNTS | CHEMISTRY, ANALYTICAL | ONLINE PRECONCENTRATION | EMISSION-SPECTROMETRY | FOOD SAMPLES | CADMIUM | NICKEL | MANGANESE | CLOUD POINT EXTRACTION | ATOMIC-ABSORPTION-SPECTROMETRY | PHASE MICROEXTRACTION | Solvents
Journal Article
Separation Science and Technology, ISSN 0149-6395, 12/2004, Volume 39, Issue 14, pp. 3317 - 3330
In this work, an on-line system for preconcentration and determination of cobalt at µg l −1 level is proposed. Amberlite XAD-2 functionalized with... 
Preconcentration | Functionalization | Cobalt | Amberlite XAD-2 | ICP-AES | NICKEL DETERMINATION | ACTIVATED ALUMINA | preconcentration | NATURAL-WATER SAMPLES | cobalt | COPPER | CHEMISTRY, MULTIDISCIPLINARY | functionalization | ENGINEERING, CHEMICAL | amberlite XAD-2 | METAL-ION ENRICHMENT | ATOMIC-ABSORPTION-SPECTROMETRY | CONTINUOUS-FLOW | POLYMER MATRIX | LEAD
Journal Article
Canadian Journal of Analytical Sciences and Spectroscopy, ISSN 1205-6685, 2004, Volume 49, Issue 1, pp. 24 - 30
An on-line system for preconcentration and determination of cadmium at mug V level by Flame Atomic Absorption Spectrometry (FAAS) is proposed. Amberlite XAD-2... 
Preconcentration | Cadmium | Synthesis | FAAS | Amberlite XAD-2 | synthesis | ACTIVATED ALUMINA | TRACE AMOUNTS | CHEMISTRY, ANALYTICAL | preconcentration | HEAVY-METALS | FLOW | ZINC | SPECTROPHOTOMETRY | amberlite XAD-2 | SPECTROSCOPY | cadmium | SAMPLES | SPECTROMETRIC DETERMINATION | WATER | LEAD
Journal Article
Neste trabalho, é proposta a determinação de ácido ascórbico em amostras de medicamentos, utilizando-se um sistema potenciométrico, desenvolvido no laboratório... 
Ácido ascórbico | Ascorbic acid | Potenciometria | Potentiometry | QUIMICA ANALITICA | Reações oscilantes | Oscillating reaction
Dissertation
Canadian Journal of Analytical Sciences and Spectroscopy, ISSN 1205-6685, 2006, Volume 51, Issue 1, pp. 49 - 58
Journal Article
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