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Results 1-10 of 97 (Search time: 0.01 seconds).

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Issue DateTitleAuthor(s)
1999Estudo comparativo de métodos analíticos para a determinação de Fe e Ti em cimento PortlandKorn, Maria das Graças Andrade; Franco Junior, Jorge de Oliveira
1997Uso do ácido violeta de Alizarina N (AAVN) como reagente espectrofotométrico na determinação de Alumínio e Cobalto.Costa, Antonio Celso Spinola; Dantas, Alailson Falcão
1997Sensitive spectrophotometric determination of ascorbic acid in fruit juices and pharmaceutical formulations using 2-(5-bromo-2-pyridylazo)-5-diethylaminophenol (Br-PADAP)Ferreira, Sergio Luis Costa; Bandeira, Marcus Luciano Souza de Ferreira; Lemos, Valfredo Azevedo; Santos, Hilda Costa dos; Costa, Antonio Celso Spinola; Jesus, Djane S. de
1997Encapsulation of N,N′,N″-tricyclohexylguanidine in hydrophobic zeolite Y: Synthesis and catalytic activitySercheli, Ricardo; Ferreira, Alfredo L. B.; Guerreiro, Mário C.; Vargas, Rogério Matheus; Sheldon, Roger A.; Schuchardt, Ulf
1997Resonance Raman investigation and semi-empirical calculation of the natural carotenoid bixinOliveira, Luiz F. C. de; Dantas, Sócrates O.; Velozo, Eudes da Silva; Santos, Paulo S.; Ribeiro, Mauro C. C.
1995Spectrophotometric determination of tin in copper-based alloys using pyrocatechol violetCosta, Antonio Celso Spinola; Teixeira, Leonardo Sena Gomes; Ferreira, Sergio Luis Costa
1998Coumarins from Kielmeyera reticulataCruz, Frederico Guare; Moreira, Luciana M.; David, Jorge Mauricio; Guedes, Maria L. S.; Chávez, Juceni P.
1997Ultraviolet-visible spectra of Nafion membraneAlmeida, Selma Helena de; Kawano, Yoshio
1994An indirect method for the determination of chromium species in water samples by sequential inductively coupled plasma-atomic emission spectrometryKorn, Mauro; Korn, Maria das Graças Andrade; Reis, Boaventura F.; Oliveira, Elisabeth de
1993Polypropylene-(high density polyethylene) precipitation from stirred solutionsEsperidião, Maria Cecília Azevedo; Galembeck, Fernando

 

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