Browsing by Author Korn, Maria das Graças Andrade

Jump to: 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

or enter first few letters:  
Showing results 1 to 20 of 66  next >
Issue DateTitleAuthor(s)Type
2008Flow methodology for methanol determination in biodiesel exploiting membrane-based extractionAraujo, André R. T. S.; Saraiva, Maria Lúcia M. F. S.; Lima, José Luis Fontes da Costa; Korn, Maria das Graças AndradeArtigo de Periódico
2008Mineral composition of wheat flour consumed in Brazilian citiesAraujo, Rennan Geovanny Oliveira; Macedo, Samuel Marques; Korn, Maria das Graças Andrade; Pimentel, Maria Fernanda; Bruns, Roy Edward; Ferreira, Sergio Luis CostaArtigo de Periódico
2013Bromine, Chlorine, and Iodine determination in soybean and its products by ICP-MS After Digestion Using Microwave-Induced CombustionBarbosa, José Tiago Pereira; Santos, Clarissa Marques Moreira; Bispo, Lilia dos Santos; Lyra, Fernanda Henrique; David, Jorge Mauricio; Korn, Maria das Graças Andrade; Flores, Erico Marlon MoraesArtigo de Periódico
2007On-line system for preconcentration and determination of metals in vegetables by Inductively Coupled Plasma Optical Emission SpectrometryBezerra, Marcos de Almeida; Santos, Walter Nei Lopes dos; Lemos, Valfredo Azevedo; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis CostaArtigo 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
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
Mar-2012Axial view inductively coupled plasma optical emission spectrometry for monitoring tin concentration in canned tomato sauce samplesBoa Morte, Elane Santos da; Barbosa, Isa dos Santos; Santos, Elisângela Costa; Nóbrega, Joaquim de Araújo; Korn, Maria das Graças AndradeArtigo de Periódico
15-Sep-2009Sequential injection fluorimetric determination of Sn in juices of canned fruitsBoa Morte, Elane Santos da; Korn, Maria das Graças Andrade; Saraiva, Maria Lúcia M. F. S.; Lima, José Luis Fontes da Costa; Pinto, Paula C. A. G.Artigo 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
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
2012Levels and spatial distribution of trace elements in macroalgae species from the Todos os Santos Bay, Bahia, BrazilBrito, Geysa Barreto; Souza, Thaís L. de; Bressy, Fernanda Costa; Moura, Carlos Wallace Nascimento; Korn, Maria das Graças AndradeArtigo de Periódico
2012Ultrasound-assisted synthesis of ethyl esters from soybean oil via homogeneous catalysisBrito, Jeane Quelle Alves; Silva, Creuza S.; Almeida, Jorge Santos de; Korn, Maria das Graças Andrade; Korn, Mauro; Teixeira, Leonardo Sena GomesArtigo de Periódico
2009A critical evaluation of digestion procedures for coffee samples using diluted nitric acid in closed vessels for inductively coupled plasma optical emission spectrometryCastro, Jacira T.; Santos, Elisângela C.; Santos, Wagna P. C.; Costa, Letícia M.; Korn, Mauro; Nóbrega, Joaquim de Araújo; Korn, Maria das Graças AndradeArtigo de Periódico
2002Separation and Pre-concentration of Cadmium, Copper, Lead, Nickel and Zinc by Solid-Liquid Extraction of their Cocrystallized Naphthalene Dithizone Chelate in Saline MatricesCosta, Antonio Celso Spinola; Lopes, Leila; Korn, Maria das Graças Andrade; Portela, Jicarla GusmãoArtigo de Periódico
1999Uso de irradiação de microondas na determinação espectrofotométrica de cromo com EDTACosta, Antonio Celso Spinola; Assis, Júlio César Rosa; Torres, André Luís Carvalho; Ferreira, Sergio Luis Costa; Korn, Maria das Graças Andrade; Teixeira, Leonardo Sena GomesArtigo de Periódico
2006Planejamento fatorial aplicado à digestão de amostras de feijão assistida por radiação microondasCosta, Letícia M.; Korn, Maria das Graças Andrade; Castro, Jacira T.; Santos, Wagna P. C.; Carvalho, Edivan V.; Nogueira, Ana Rita de AraujoArtigo de Periódico
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
2004Multivariate Optimization in Preconcentration Procedure for Manganese Determination in Seawater Samples by FAASFerreira, Adriana C.; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis CostaArtigo de Periódico
1997Determination of Iron in Alkaline Salts by ICP-AES Using 1-(2-Thiazolylazo)-p-Cresol (TAC) for Preconcentration and SeparationFerreira, Sergio Luis Costa; Queiroz, Adriana Santana; Assis, Júlio César Rosa; Korn, Maria das Graças Andrade; Costa, Antonio Celso SpinolaArtigo de Periódico
2001Alternativas analíticas para determinação de ferro e titânio em cimento PortlandFranco Junior, Jorge de Oliveira; Korn, Maria das Graças Andrade; Costa, Antonio Celso Spinola; Santos Junior, Aníbal de Freitas; Teixeira, Leonardo Sena GomesArtigo de Periódico