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Now showing items 81-89 of 89
Construção e aplicação analítica de espectrômetro de emissão atômica com atomização eletrotérmica em filamento de tungstênio
(Universidade Federal de São Carlos, 2011-02-04)
This thesis has two lines of development based on measurements of atomic emission using a tungsten coil electrothermal atomizer. The first line dealt with the construction of a tungsten coil atomic emission spectrometer ...
Determinação e fracionamento de bário em castanha-do- Pará
(Universidade Federal de São Carlos, 2007-08-30)
In this work it was studied the determination and fractionation of barium in Brazil nuts employing several strategies for sample preparation and spectroanalytical techniques, i.e. graphite furnace atomic absorption ...
Estratégias para a determinação de minoxidil
(Universidade Federal de São Carlos, 2009-09-04)
In this work methods for determining minoxidil (MX) in commercial samples and electrolytes of synthetic plasma and urine are presented. The minoxidil is a pharmaceutical whose blood vessel dilation property is used in the ...
Preparo de amostras e análise elementar de produtos farmacêuticos
(Universidade Federal de São Carlos, 2016-08-17)
The medicine manufacture process may cause the final product contamination with
metallic residues to the detriment of human healthy. Aiming to regulate the
pharmaceutical production and establish standards of final ...
Estratégias para a determinação de minoxidil
(Universidade Federal de São Carlos, 2005-07-25)
Methods for the determination of minoxidil in commercial samples are presented. The minoxidil is a pharmaceutical whose dilation blood vessel property is used in the treatment of the Arterial Hypertension and in the treatment ...
Avaliação do comportamento de BTEX e seus metabólitos de biodegradação em solos: estudos de remedição em microcosmos
(Universidade Federal de São Carlos, 2015-08-28)
The monoaromatic hydrocarbons composed by benzene, toluene, ethylbenzene and xylenes isomers (BTEX), are commonly found near local oil refineries, filling stations, or around pipelines, as a result ofleaks and/or spills. ...
Desenvolvimento de métodos analíticos utilizando laser-induced breakdown spectroscopy (LIBS) para determinação de contaminantes, macro e micronutrientes em fertilizantes
(Universidade Federal de São Carlos, 2017-02-22)
In this study analytical procedures were developed using laser-induced breakdown spectroscopy (LIBS) for determination of B, Ca, Cd, Cr, Cu, K, Mg, Mn, Na, Pb, and Zn in solid fertilizers and suspensions. Factorial designs ...
Reaproveitamento de resíduos agroindustriais de frutas obtidos por meio de manejo convencional e orgânico: estudo de métodos para a extração verde e sustentável de compostos bioativos
(Universidade Federal de São Carlos, 2022-03-31)
The magnitude of the Brazilian agricultural and agro industrial market impresses by its greatness, but it is also the cause of serious concerns regarding the amount of waste generated and how to handle such residues. This ...
Estudo da eletrodeposição da liga Fe-Mo a partir de soluções levemente alcalinas contendo NTA - Nitrilo Acetato de Sódio
(Universidade Federal de São Carlos, 2012-02-29)
Fe-Mo alloys were electrochemically deposited on to a Pt substrate, from an alkaline solution containing FeCl3, Na2MoO4, trisodium nitrilotriacetic (NTA), in which Fe3+ ions were ddissolved to form [Fe(OH)(NTA)]-, ...