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Síntese e caracterização de novos compostos de difenilfosfinatos de chumbo(II) e mercúrio(I) e (II)
(Universidade Federal de Santa Maria, 2009-08-17)
In this work, nine new compounds of lead(II) and mercury(I) and (II)diphenylphosphinates were synthesized, among them four are lead(II) compounds with diphenylphosphinates, hydroxo and water ligands, obtained in reactions ...
Síntese e análise estrutural de novos plímeros de coordenação envolvendo seleninatos de metais alcalinos e alcalinos terrosos
(Universidade Federal de Santa Maria, 2007-12-03)
Seven new compounds involving the phenylseleninato ligand and alkaline and alkaline earth metals were obtained in this work: poly-phenylseleninato lithium(I) (1), catena-polybis(aqua)-phenylseleninato sodium(I) (2), ...
Separação e pré-concentração on-line para especiação de Hg em chorume por FI-CVG AAS
(Universidade Federal de Santa Maria, 2005-08-05)
In Brazil, the urban solid wastes are usually discharged on landfill sites that are percolated by rainwater. This water leaches the wastes producing an effluent that is characterized by high concentration of organic matter, ...
Síntese e análise estrutural de complexos de Urânio e Vanádio com ligantes derivados da piridoxina
(Universidade Federal de Santa Maria, 2009-12-11)
Uranyl and vanadyl complexes with ligands with oxygen and nitrogen donors atoms have been extensively reviewed and aroused remarkable interest on account their high
stability but, a few complexes of piridoxine derived ...
Estudo da interação entre alumínio e os constituintes de formulações de eritropoetina empregando HPLC e AAS
(Universidade Federal de Santa Maria, 2009-03-05)
Erythropoietin (EPO) is a glycoprotein which stimulates the erythropoiesis (production of hemaceas) and is clinically used for the treatment of renal anemia. EPO formulations present usually elevated contamination by ...
Desenvolvimento e avaliação de sistema em fluxo para especiação de mercúrio
(Universidade Federal de Santa Maria, 2007-01-29)
A flow injection (FI) system, which is coupled to an atomic absorption spectrometer, is proposed for organic and inorganic mercury speciation. The FI system consists basically of three three way-solenoid valves, a gas/liquid ...
Determinação de mercúrio orgânico e inorgânico por CVG-GF AAS em tecido muscular de peixe após extração seletiva
(Universidade Federal de Santa Maria, 2005-05-06)
In this study a procedure for speciation analysis of Hg in muscle fish tissue was developed with us of selective extraction and determination of each species by chemical vapor generation with graphite furnace atomic ...
Determinação simultânea de Al(III) e Fe(III) em fluidos pós-hemodiálise empregando espectrofotometria e métodos de calibração multivariada
(Universidade Federal de Santa Maria, 2005-12-16)
This work aimed to explore the association of molecular absorption spectrometry with multivariate calibration techniques to the simultaneous determination of Al(III) and Fe(III) in post-dialysis fluids, from the complexes ...
Comparação entre métodos cromatográficos, empregando GC-ECD, GC-FPD e GC-MS, e espectrofotométrico para determinação de ditiocarbamatos em alface
(Universidade Federal de Santa Maria, 2005-08-03)
Brazil is the third largest market for pesticide sales in the world, with almost 400 active ingredients registered in the country, including five dithiocarbamates. This pesticide class consists of very important protective ...
Síntese de aminofosfinitos quirais e aplicação em catálise assimétrica
(Universidade Federal de Santa Maria, 2009-02-20)
Não foi possível inserir o abstract.