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Data do documentoTítuloAutor(es)Tipo
2011Multi-element determination of Cu, Fe, Ni and Zn content in vegetable oils samples by high-resolution continuum source atomic absorption spectrometry and microemulsion sample preparationFernandes, Andréa Pires; Nunes, Luana Sena; Barbosa, José Tiago Pereira; Lemos, Valfredo Azevedo; Santos, Walter Nei Lopes dos; Korn, Maria das Graças Andrade; Teixeira, Leonardo Sena GomesArtigo de Periódico
1999Spectrophotometric Determination of Zinc Using 7-(4-Nitrophenylazo)-8-Hydroxyquinoline-5-Sulfonic AcidKorn, Maria das Graças Andrade; Ferreira, Adriana Costa; Teixeira, Leonardo Sena Gomes; Costa, Antonio Celso SpinolaArtigo de Periódico
2013Determination of trace element concentrations in tomato samples at different stages of maturation by ICP OES and ICP-MS following microwave-assisted digestionBressy, Fernanda Costa; Brito, Geysa Barreto; Barbosa, Isa dos Santos; Teixeira, Leonardo Sena Gomes; Korn, Maria das Graças AndradeArtigo de Periódico
2011Optimization of the operating conditions using factorial designs for determination of uranium by inductively coupled plasma optical emission spectrometrySantos, Juracir S.; Teixeira, Leonardo Sena Gomes; Araujo, Rennan Geovanny Oliveira; Fernandes, Andréa Pires; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis CostaArtigo de Periódico
2007Use of cetyltrimethylammonium bromide as surfactant for the determination of copper and chromium in gasoline emulsions by electrothermal atomic absorption spectrometrySantos, Denilson S. S. dos; Teixeira, Alete Paixão; Barbosa, José Tiago Pereira; Ferreira, Sergio Luis Costa; Korn, Maria das Graças Andrade; Teixeira, Leonardo Sena GomesArtigo de Periódico
3-Jun-2005Determination of Pb in river water samples by inductively coupled plasma optical emission spectrometry after ultrasound-assisted co-precipitation with manganese dioxideBispo, Márcia Sousa; Boa Morte, Elane Santos da; Korn, Maria das Graças Andrade; Teixeira, Leonardo Sena Gomes; Korn, Mauro; Costa, Antonio Celso SpinolaArtigo de Periódico
2009Cadeia do biodiesel da bancada à indústria: uma visão geral com prospecção de tarefas e oportunidades para P&D&IQuintella, Cristina Maria Assis Lopes Tavares da Mata Hermida; Teixeira, Leonardo Sena Gomes; Korn, Maria das Graças Andrade; Costa Neto, Pedro Ramos da; Torres, Ednildo Andrade; Castro, Marilu Pereira; Jesus, Carlos Alberto Cajado deArtigo de Periódico
2013Determination of trace element concentrations in tomato samples at different stages of maturation by ICP OES and ICP-MS following microwave-assisted digestionBressy, Fernanda Costa; Brito, Geysa Barreto; Barbosa, Isa dos Santos; Teixeira, Leonardo Sena Gomes; Korn, Maria das Graças AndradeArtigo de Periódico
2002Determination of lead in seawater by inductively coupled plasma optical emission spectrometry after separation and pre-concentration with cocrystallized naphthalene alizariBispo, Márcia Sousa; Korn, Maria das Graças Andrade; Boa Morte, Elane Santos da; Teixeira, Leonardo Sena GomesArtigo de Periódico
1998ICP–AES determination of small amounts of zinc in copper-base alloys after separation by adsorption of the zinc–TAN complex on Sep Pak C18 cartridgesTeixeira, Leonardo Sena Gomes; Reis, José Oscar N.; Costa, Antonio Celso Spinola; Ferreira, Sergio Luis Costa; Korn, Maria das Graças Andrade; Andrade, Jailson Bittencourt deArtigo de Periódico

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