2021
DOI: 10.33448/rsd-v10i14.21897
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Concentrações de metais tóxicos em água, solo e sedimento do rio Formoso, TO

Abstract: As margens do Rio Formoso, Tocantins, Brasil, são cercadas por inúmeros projetos de irrigação para fins agrícolas, que se utilizam dos recursos hídricos. O objetivo desta investigação foi determinação concentração de metais bário, cromo, cobre, zinco, níquel, chumbo, ferro e alumínio, por Espectrômetro de Emissão Atômica de Plasma por Microondas, em amostras de água, solo e sedimento, e caracterização físico-química do solo. As amostras foram coletadas em quatro campanhas (entre abril de 2018 e fevereiro de 20… Show more

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Cited by 1 publication
(2 citation statements)
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“…However, they were always present in the samples collected for both seasons. A subtle indication that there are some contaminating sources, but on a small scale, as measured in other springs in the region (Guarda et al 2021).…”
Section: Resultsmentioning
confidence: 99%
See 1 more Smart Citation
“…However, they were always present in the samples collected for both seasons. A subtle indication that there are some contaminating sources, but on a small scale, as measured in other springs in the region (Guarda et al 2021).…”
Section: Resultsmentioning
confidence: 99%
“…The collection and storage of samples was carried out as stipulated in NBR 9898 (Schalenberger et al 2019), at the sampling points delimited in Table 1. Therefore, such sampling events took place in two seasons, dry and rainy, respectively, October 2020 and March 2021 (Guarda et al 2021). For the Ex Situ analyses, the water samples directly from the Neblina brook were conditioned and stored in such a way as to remain viable until the moment of analysis in the laboratory.…”
Section: Data Collectmentioning
confidence: 99%