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Characterization of atmospheric emission sources of heavy metalsand trace elements through a local-scale monitoringnetwork using T. capillaris
(Elsevier Science, 2014-01)
This research work presents new insights regarding biomonitoring studies, source apportionment at a local scale, and influence of wind and topography on dispersion of atmospheric pollutants in a complex scenario. The ...
Una revisión documental sobre la espectroscopía de absorción y emisión atómica : construcción de un proyecto curricular desde el alineamiento constructivo.
(Universidad Pedagógica NacionalMaestría en Docencia de la QuímicaFacultad de Ciencia y Tecnología, 2021)
Este documento presenta una revisión documental sobre la espectroscopía de absorción y emisión atómica realizada en diferentes bases de datos y repositorios de universidades con el fin de identificar los objetos de ...
Comparative studies of the sample decomposition of green and roasted coffee for determination of nutrients and data exploratory analysis
(2007-03-21)
The contents of some nutrients in 35 Brazilian green and roasted coffee samples were determined by flame atomic absorption spectrometry (Ca, Mg, Fe, Cu, Mn, and Zn), flame atomic emission photometry (Na and K) and Kjeldahl ...
Comparative studies of the sample decomposition of green and roasted coffee for determination of nutrients and data exploratory analysis
(2007-03-21)
The contents of some nutrients in 35 Brazilian green and roasted coffee samples were determined by flame atomic absorption spectrometry (Ca, Mg, Fe, Cu, Mn, and Zn), flame atomic emission photometry (Na and K) and Kjeldahl ...
Determinação do teor de ferro em amostras de farinha de trigo
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilDepartamento Acadêmico de Engenharia QuímicaEngenharia QuímicaUTFPR, 2017-05-26)
Brazil has been taking actions towards the combat of iron deficiency anemia in the country. Therefore, it is required that wheat flour and corn flour be enriched or fortified with 4.2 mg of iron and 150 μg of folic acid ...
Use of biomonitors for the identification of heavy metals emission sources
(Elsevier Science, 2012-09)
Heavy metals accumulation by Tillandsia capillaris was measured to identify their main emission sources in the province of Córdoba, Argentina. Samples of T. capillaris collected over three years at different sites were ...
A Brief Overview Of Metal Analysis In Alloys And Related Matrices: Some Classical Methods And Modern Spectroscopic Methods [uma Breve Visão Sobre A Determinação De Metais Em Ligas Metálicas E Matrizes Semelhantes: Alguns Métodos Clássicos E Espectroscópicos Modernos]
(Secretaria Regional do Rio de Janeiro da Sociedade Brasileira de Quimica, 2014)