Journal: | Quimica nova |
Database: | PERIÓDICA |
System number: | 000198150 |
ISSN: | 0100-4042 |
Authors: | Alves, Flavia de Lima1 Jardim, Wilson de Figueiredo Cadore, Solange Arruda, Marco Aurelio Zezzi Smichowski, Patricia Marrero, Julieta |
Institutions: | 1Universidade Estadual de Campinas, Departamento de Quimica Analitica, Campinas, Sao Paulo. Brasil 2Comisión Nacional de Energía Atómica, Unidad de Actividad Química, Buenos Aires. Argentina 3Comisión Nacional de Energía Atómica, Unidad de Actividad Geología, Buenos Aires. Argentina |
Year: | 2001 |
Season: | Nov-Dic |
Volumen: | 24 |
Number: | 6 |
Pages: | 756-760 |
Country: | Brasil |
Language: | Portugués |
Document type: | Artículo |
Approach: | Experimental, descriptivo |
English abstract | In order to demonstrate the feasibility of slurry sampling for environmental studies, different methodologies were developed for Cu and Zn in antarctic limpets and Ni in river sediment with FAAS detection. Studies focusing particle size, acid concentration, slurry stability, selectivity, among others were carried out in order to define the better conditions for slurry analysis. A study related to the depth profile for Ni in the Atibaia River sediment was made after optimization conditions for this element. For accuracy check, certified reference material was used as well as decomposition with microwave oven |
Disciplines: | Química, Biología, Ingeniería |
Keyword: | Química analítica, Moluscos, Ingeniería ambiental, Cobre, Zinc, Níquel, Espectrometría de absorción atómica de llama, Ríos, Nacella concinna, Estudios ambientales |
Keyword: | Chemistry, Biology, Engineering, Analytical chemistry, Molluscs, Environmental engineering, Copper, Nickel, Flame atomic absorption spectrometry, Rivers, Nacella concinna, Environmental studies, Zinc |
Full text: | Texto completo (Ver HTML) |