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Desenvolvimento de método de quantificação de estatinas em efluente hospitalar e estudo de degradação oxidativa avançada
(Universidade Federal de Santa Maria, 2015-12-18)
In this study, an analytical method was developed for the quantification of statins Atorvastatin and Simvastatin, in hospital effluent (University Hospital of Santa Maria, using Solid phase extraction and Dispersive ...
Estudo do óleo essencial e extrato hexânico da casca do caule de Schinus lentiscifolius
(Universidade Federal de Santa Maria, 2015-04-06)
Many advances in science and industry were inspired by research in natural products, and play an important role in the evolution of organic synthesis, as many methods have been inserted by the efforts in the total synthesis ...
Determinação de Ca, K, Mg e Na em petróleo utilizando amostragem direta e espectrometria de absorção atômica com forno de grafite
(Universidade Federal de Santa Maria, 2015-07-27)
Crude oil is a complex matrix and with variable chemical composition, and the determination of trace elements in this sample is not an easy task. The presence of some metals can result in problems during transportation and ...
Determinação de elementos traços em poli-imida de alta pureza por amostragem de sólidos e espectrometria de absorção atômica com forno de grafite
(Universidade Federal de Santa Maria, 2015-07-20)
Polyimides are widely used in the industry for manufacture of crystal liquid
displays, dielectric materials, and also for, aerospace applications, among others.
Due to the several possibilities of application of polyimide, ...
Nanoencapsulação de ftalocianina de zinco para o uso em terapia fotodinâmica
(Universidade Federal de Santa Maria, 2015-02-26)
The present work aims to investigate the influence of nanoencapsulation of zinc phthalocyanine photosensitizer (ZnPc) in polymeric nanoparticles for use in photodynamic therapy (PDT). Three formulations of ZnPc loaded ...
Síntese e avaliação da atividade antioxidante de 1,3,4-oxadiazóis e 1,3,4-tiadiazóis contendo os grupos (2-metiltiazolil-4-il), (5-aril-1,3,4-oxadiazol-2- il) e (4-arilseleno)metiltio na posição-5
(Universidade Federal de Santa Maria, 2015-07-31)
In the present work, were synthesized thirty three compounds utilizing some
cores, with his derivatives present an antioxidant activity previously described, to
obtain the final products. The organoselenium, the oxadiazoles, ...
Síntese de calcogenofenos via reações de ciclização de diinos com dicalcogenetos de diorganoíla promovida por FeCl3
(Universidade Federal de Santa Maria, 2015-02-27)
The present study reported the synthesis of a series of chalcogenophenes through the
cyclization of 1,3-diynes 1 mediated by FeCl3 and dialkyldichalcogenides. First, selenophenes
2 were synthesized through the cyclization ...
Decomposição de carvão com elevado teor de cinzas para determinação simultânea de As, Cd, Hg, Pb e S por ICP-OES
(Universidade Federal de Santa Maria, 2015-09-21)
In this work, sample preparation methods for decomposition of coal with high ash content (14-
54%) for further simultaneous determination of As, Cd, Hg, Pb and S by inductively coupled
plasma optical emission spectrometry ...
Determinação multiclasse de resíduos de medicamentos veterinários em músculo ovino por HPLC-FD e UHPLC-MS/MS
(Universidade Federal de Santa Maria, 2015-02-27)
The application of good livestock practices in the sheep industry is a growing concern on food security due to the increase of financial transactions in this sector in Brazil, mainly due to imports. To perform the monitoring ...
Determinação multirresíduo de agrotóxicos em água empregando microextração líquido-líquido dispersiva (DLLME) e GC-MS/MS
(Universidade Federal de Santa Maria, 2015-06-19)
The use of pesticides is related to effectiveness in pest control, as well as productivity
in food production in agriculture. However, the use of these substances in high
amounts is directly affecting water resources, ...