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Estudo de longa duração da distribuição espaço-temporal de nutrientes no rio do Monjolinho, São Carlos - São Paulo
(Universidade Federal de São Carlos, 2015-06-26)
In this study, it was made the determination of nutrients (in the forms of orthophosphate,
total phosphorus, nitrogen series, total nitrogen and total dissolved carbon) and
physicochemical variables in surface waters and ...
Especiação de arsênio em água e tecido de peixe empregando extração em fase sólida (SPE) e espectrometria de emissão óptica com plasma acoplado indutivamente (ICP OES)
(Universidade Federal de São Carlos, 2023-02-28)
The adverse effects caused by potentially toxic elements on the environment and human health vary according to the elements’ species, which differ in terms of toxicity. Arsenic (As) exposure is a global public health ...
Ferramentas quimiométricas aplicadas na avaliação de estratégias que visam a remoção de íons fluoreto em efluente de drenagem ácida de mina
(Universidade Federal de São Carlos, 2017-05-19)
The goal of this study is to provide improvements in the treatment of effluents from acid rock drainage (ARD) of the Mineral Treatment Unit (Caldas / MG) of the Nuclear Industries of Brazil (INB). Due to the presence of ...
Determinação de pesticidas organoclorados e fármacos em matrizes ambientais utilizando QuEChERS, extração líquido-líquido (LLE) e extração em fase sólida (SPE)
(Universidade Federal de São Carlos, 2021-11-24)
The presence of xenobiotic organic contaminants in water bodies, where arrive from releases of treated or untreated effluent, has raised concerns
about impacts related to the richness and biodiversity of aquatic life and ...
Caracterização analítica de rochas silicatadas e avaliação de seu potencial agrícola como fonte de potássio
(Universidade Federal de São Carlos, 2016-04-19)
This study evaluated the agronomic efficiency of application of powder of silicate rocks as potassium sources in consecutive crops of millet and alfalfa in a greenhouse experiment. The rocks Biotite Schist (BX), Syenite ...
Determinação de arsênio total e inorgânico em sucos de frutas e arroz por ICP-MS
(Universidade Federal de São Carlos, 2016-07-07)
Analytical procedures using inductively coupled plasma mass spectrometry (ICP-MS) for the determination of total As in rice samples and fruit juices and inorganic As in rice samples were developed. A microwave-assisted ...
Material particulado atmosférico da cidade de São Carlos e sua toxicidade em culturas de células pulmonares
(Universidade Federal de São Carlos, 2022-03-31)
PM air pollution is one of the principal causes of health problems in many regions’ world. This potential may be associated with the more than 500 compounds with toxic, mutagenic and carcinogenic effects already identified ...
Quantificação e caracterização de microplásticos na atmosfera de São Carlos – SP
(Universidade Federal de São Carlos, 2022-11-25)
With the rampant use of plastics, combined with the annual increase in its production, a large generation of waste is often incorrectly disposed of, resulting in plastic pollution in the environment, including macro, micro, ...