Metals Toxics
Mostrando 1-5 de 5 artigos, teses e dissertações.
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1. RemoÃÃo de Cu2+, Cd2+ e Zn2+ utilizando esferas de sÃlica funcionalizada com EDTA: estudo em batelada e coluna / Removal of Cu2 +, Cd2 + and Zn2 + using silica spheres functionalized with EDTA: batch and column study
Matrizes inorgÃnicas tÃm sido utilizadas como materiais adsorventes para remoÃÃo de poluentes quÃmicos em sistemas aquÃticos, dada Ãs suas boas capacidades de adsorÃÃo e estabilidades fÃsicas e quÃmicas Neste trabalho, foi sintetizado esferas de sÃlica funcionalizadas com EDTA com a finalidade de remover Ãons metÃlicos em soluÃÃo aquosa. A ci
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 27/01/2012
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2. Ecotoxicologia de um sistema florestal de eucalipto tratado com lodo de esgoto / Ecotoxicology of eucalyptus forest system treated with sewage sludge
The application of sewage sludge in forest systems quests the improvement of the production, favoring the physical, chemistries and biological characteristics of the soil and of the plants. However, the sludge can contain pathogen and, organic and inorganic toxics elements, and the effect of these pollutants in the soil and in the plant is still unknown. It
Publicado em: 2008
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3. Biossorção de cádmio por linhagens de Aspergillus sp / Biosorption of cadmium by Aspergillus sp. strains
The heavy metals represent the major industrial residues contaminant of soils, plants and animals in the ecosystems, causing a toxic effect to humans, mainly due to the wide spread distribution in environment which is intensified by industrialization process. One of most toxics heavy metals is cadmium, commonly used in industrial process, what make it an imp
Publicado em: 2006
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4. Níveis de ocorrência de Hg total em peixes carnívoros das represas de Barra Bonita e Bariri, em função da variação de parâmetros biológicos e da presença de selênio.
The Barra Bonita and Bariri reservoirs, Medium river Tietê, São Paulo, Brazil, are used with several purposes as transport, provisioning, electric power generation, professional fishery and leisure. The region is surrounded by an industrial developed pole, receiving sewer of domestic and industrial origin, as well as the effluents of agricultural activitie
Publicado em: 2004
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5. Geoquímica das Águas e dos Sedimentos da Bacia do Rio Gualaxo do Norte, Leste-Sudeste do Quadrilátero Ferrífero (MG): Estudo de uma Área Afetada por Atividades de Extração Mineral
The aim of the present geochemical study was to understand the physical-chemical behavior of water and sediments affected by anthropogenic interferences during almost three centuries of mining. Several analytical techniques were used which, together with geological and socio-economic information of the area, permitted to obtain a picture of the environmental
Publicado em: 2001