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Química Nova
Print version ISSN 0100-4042

 

Table of contents
Quím. Nova vol.32 no.6 São Paulo  2009

 Editorial
  
 ·  Fraudes, plágios e currículos
Torresi, Susana I. Córdoba de; Pardini, Vera L.; Ferreira, Vitor F.

        · text in Portuguese     · pdf in Portuguese
  
 Artigo
  
 ·  Modified synthetic niobia as catalyst in the oxidation of organic dye: utilization of H2O2 and atmospheric O2 as oxidants
Carvalho, Kele T. G.; Silva, Adilson C.; Oliveira, Luiz C. A.; Gonçalves, Maraisa; Magriotis, Zuy M.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Use of rice husk ash (RHA) obtained from thermal energy generation as Zn (II) adsorbent in aqueous solutions
Chaves, Thiago Faheina; Queiroz, Zilvanir Fernandes de; Sousa, Diana Nara Ribeiro de; Girão, José Hélio Saraiva; Rodrigues, Esiana de Almeida

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Utilization of wild animal hair for the environmental monitoring of Cd, Cr, Cu, Fe, Mn, Pb e Zn
Brait, Carlos Henrique Hoff; Antoniosi Filho, Nelson Roberto; Furtado, Mariana Malzoni

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  In vitro release and permeation of a diclofenac diethylamine from microemulsion gel-like
Silva, José Alexsandro da; Santana, Davi Pereira de; Bedor, Danilo Galindo César; Borba, Valeria Ferreira da Costa; Lira, Ana Amélia Moreira; Egito, Eryvaldo Socrates Tabosa do

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Effect of the precursor addition on the anticancer alkaloid production using experimental design methodology
Justo, Oselys Rodriguez; Haber-Perez, Victor; Viana, Cláudia de Oliveira; Alegre, Ranulfo Monte

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Effects of oxidant agents and dissolved oxygen on the decolorization of acid orange 7 azo dye by photolysis and photocatalysis
Lucilha, Adriana Campano; Takashima, Keiko

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Synthesis and antimicrobial activities of new 4-thiazolidones derived from formipyridine thiosemicarbazones
Verçoza, George Leonardo; Feitoza, Danniel Delmondes; Alves, Antônio José; Aquino, Thiago Mendonça de; Lima, José Gildo de; Araújo, Janete Magali; Cunha, Ivana Gláucia B.; Góes, Alexandre José da Silva

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Nutrients in sediment (alluvial soils) and cultivates (bean and corn) developed in beaches and cliffs found along loam water: the purus basin in state Acre, Brazil
Martins, Milta Mariane da Mata; Costa, Marcondes Lima da

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Combined application of continuous wavelet transform-zero crossing technique in the simultaneous spectrophotometric determination of perindopril and indapamid in tablets
Pektaş, Gözde; Dinç, Erdal; Baleanu, Dumitru

        · abstract in English     · text in English     · pdf in English
  
 ·  Estimation of physical properties of kraft paper by near infrared spectroscopy an partial least squares regression
Samistraro, Gisely; Muniz, Graciela I. B. de; Peralta-Zamora, Patricio; Cordeiro, Gilcélia A.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  A reproducible method for obtaining a 2-arms monofunctional peg with high purity
Ramón, José A.; Peniche, Carlos; Castro, Fidel R.; Sáez, Vivian M.; Colás, Rosa M.; Páez, Rolando

        · abstract in English     · text in Spanish     · pdf in Spanish
  
 ·  Sorption of the insecticide thiamethoxam in latsols under the effect of both phosphate and vinasse
Oliveira, Vitória de Souza de; Lima, José Maria de; Carvalho, Renato Fráguas de; Rigitano, Renê Luís Oliveira

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Seasonal and spatial trend of pollutants in the waters of the São José do Rio Preto municipal dam, São Paulo state, Brazil
Melo, Camila de Almeida; Moreira, Altair B.; Bisinoti, Márcia Cristina

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Determination of As, Cd and Pb in babassu nut and mesocarp, sapucaia, xixa and brazilian nut by atomic absorption spectrometry
Souza, Marielle Garcia; Vieira, Edivan Carvalho; Oliveira, Pedro Vitoriano

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Polycyclic aromatic hydrocarbons (PAHS) in cachaça, rum, whiskey and alcohol fuel
Galinaro, Carlos Alexandre; Franco, Douglas Wagner

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Application of infrared and raman techniques in the identification and quantification of plasticizers in commercial films of PVSC
Souza, Michele Lemos de; Corio, Paola; Temperini, Marcia L. A.; Temperini, José Aparício

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Rapid and accurate hplc-dad method for the determination of the herbicide bispyribac-sodium in surface water, and its validation
Kurz, Márcia H. S.; Gonçalves, Fábio F.; Martel, Samile; Adaime, Martha B.; Zanella, Renato; Machado, Sérgio L. de O.; Primel, Ednei G.

        · abstract in English     · text in English     · pdf in English
  
 ·  Study of the interactions between the polyelectrolyte complex trimethylchitosan/carboxymethylcellulose and Cu+2, humic acid and atrazine in aqueous solution
Campana-Filho, Sergio P.; Britto, Douglas de

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Antioxidant capacity of eugenol derivatives
Hidalgo, María E.; De la Rosa, Carlos; Carrasco, Héctor; Cardona, Wilson; Gallardo, Claudio; Espinoza, Luis

        · abstract in English     · text in English     · pdf in English
  
 ·  Heterogeneous photocatalysis with TiO2 for the oxidation of arsenic and its removal from water by coprecipitation with ferric sulfate
Mendes, Gisele; Bellato, Carlos Roberto; Marques Neto, José de Oliveira

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Oxidation study of the synthetic sulfides molybdenite (MoS2) and covellite (CuS) by Acidithiobacillus ferrooxidans using respirometric experiments
Francisco Junior, Wilmo E.; Bevilaqua, Denise; Garcia Júnior, Oswaldo

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Correlation between parameters of swelling kinetic with network and hydrophilic characteristics of polyacrylamide and methylcellulose hydrogels
Aouada, Fauze A.; Muniz, Edvani C.; Vaz, Carlos M. P.; Mattoso, Luiz H. C.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Study of adsorption of sulphur compounds employing zeolites containing zinc
Malvesti, Álvaro L.; Mignoni, Marcelo L.; Scherer, Robison P.; Penha, Fábio G.; Pergher, Sibele B. C.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Immobilization of laccase on hybrid layered double hydroxide
Camacho Córdova, David Isidoro; Morales Borges, Rogelio; Arizaga, Gregorio Guadalupe Carbajal; Wypych, Fernando; Krieger, Nádia

        · abstract in English     · text in English     · pdf in English
  
 ·  Validation of methodology for the chemical characterization of sugar cane bagasse
Gouveia, Ester Ribeiro; Nascimento, Renata Trajano do; Souto-Maior, Ana Maria; Rocha, George Jackson de Moraes

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Degradation of nitroaromatic compounds and remediation of residues from the explosive production by reductive-oxidative processes based on zero-valent iron
Cavalotti, Luiz Fernando Rocha; Peralta-Zamora, Patricio; Rodrigues, Marcio Barreto; Paiva, Teresa Cristina Brazil de

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Chemical constituents and antioxidant activity from leaves extracts of Terminalia fagifolia Mart. et Zucc
Ayres, Mariane Cruz Costa; Chaves, Mariana H.; Rinaldo, Daniel; Vilegas, Wagner; Vieira Júnior, Gerardo Magela

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Determination of ambroxol in syrups using diffuse reflectance spectroscopy
Rufino, José L.; Santos, Joel M.; Rodrigues, Mayra A.; Pezza, Helena R.; Pezza, Leonardo

        · abstract in English     · text in English     · pdf in English
  
 ·  Extraction of compounds with antioxidant activity in guava (Psidium guajava L.) fruit produced in Vélez-Santander, Colombia
Restrepo-Sánchez, Diana-Chavely; Narváez-Cuenca, Carlos-Eduardo; Restrepo-Sánchez, Luz-Patricia

        · abstract in English     · text in Spanish     · pdf in Spanish
  
 ·  Phenolic composition, antibacterial and antioxidant activities of brazilian red propolis
Cabral, Ingridy Simone Ribeiro; Oldoni, Tatiane Luiza Cadorin; Prado, Adna; Bezerra, Rosângela Maria Neves; Alencar, Severino Matias de; Ikegaki, Masaharu; Rosalen, Pedro Luiz

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Molecular composition and paleobotanical origin of ambers from the Araripe basin, Santana Formation
Pereira, Ricardo; Carvalho, Ismar de Souza; Fernandes, Antônio Carlos Sequeira; Azevedo, Débora de Almeida

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Indicative parameters of the salt accumulation urban rivers in the brazilian semi-arid area
Santos, José Soares dos; Santos, Marcio José Silva dos; Santos, Maria Lúcia Pires dos

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Production of monoglycerides and diglycerides through lipase-catalyzed glycerolysis and molecular distillation
Fregolente, Patricia Bogalhos Lucente; Pinto, Gláucia Maria F.; Wolf-Maciel, Maria Regina; Maciel Filho, Rubens; Batistella, César Benedito

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Seasonal variation of the composition of essential oil from Myrcia salzmannii Berg. (Myrtaceae)
Cerqueira, Martins Dias de; Marques, Edson de Jesus; Martins, Dirceu; Roque, Nídia F.; Cruz, Frederico Guaré; Guedes, Maria Lenise da Silva

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Bioacetylation of alcohols catalysed by Saccharum officinarum
Assunção, João Carlos C.; Lemos, Telma Leda G.; Monte, Francisco José Q.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Chemical constituents and insecticidal activity from fruits extracts of Trichilia elegans AND T. catigua (Meliaceae)
Matos, Andréia Pereira; Nebo, Liliane; Vieira, Paulo Cezar; Fernandes, João Batista; Silva, Maria Fátima das Graças Fernandes da; Rodrigues, Ricardo Ribeiro

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Synthesis and antitubercular activity of isoniazid condensed with carbohydrate derivatives
Cardoso, Sílvia H.; Assis, João Vítor de; Almeida, Mauro V. de; Lourenço, Maria Cristina S.; Vicente, Felipe R. C.; Souza, Marcus V. N. de

        · abstract in English     · text in English     · pdf in English
  
 ·  Removal of organic compounds from water by activated carbon impregnated with iron oxide: combined action of adsorption and oxidation in the presence of H2O2
Castro, Cínthia S.; Guerreiro, Mário C.; Oliveira, Luiz C. A.; Gonçalves, Maraísa

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Alkaloids and other constituents from Xylopia langsdorffiana (Annonaceae)
Silva, Marcelo Sobral da; Tavares, Josean Fechine; Queiroga, Karine Formiga; Agra, Maria de Fátima; Barbosa Filho, José Maria; Almeida, Jackson Roberto Guedes da Silva; Silva, Sâmia Andrícia Souza da

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Methodology validation for evaluation of the uncertainty in the calibration curves better adjusted for second-degree polynomials
Oliveira, Elcio Cruz de; Aguiar, Paula Fernandes de

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 Revisão
  
 ·  Tracers: the use of chemical agents for hydrological, environmental, petrochemical and biological studies
Silva, Láuris Lucia da; Donnici, Claudio Luis; Ayala, José Danilo; Freitas, Cíntia Helena de; Moreira, Rubens Martins; Pinto, Amenônia Maria Ferreira

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Relevance of low molecular weight compounds produced by fungi and involved in wood biodegradation
Arantes, Valdeir; Milagres, Adriane M. F.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Biodiesel: quality parameters and analytical methods
Lôbo, Ivon Pinheiro; Ferreira, Sérgio Luis Costa; Cruz, Rosenira Serpa da

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Molecularly imprinted polymers for controlling drug release. Part 1: synthesis and characterization
Sousa, Margarita Domingues; Barbosa, Carlos Maurício

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  QuEChERS: a modern sample preparation method for pesticide multiresidue determination in food by chromatographic methods coupled to mass spectrometry
Prestes, Osmar D.; Friggi, Caroline A.; Adaime, Martha B.; Zanella, Renato

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Near and mid infrared optical sensors
Lima, Kássio M. G.; Raimundo Jr., Ivo M.; Silva, Andréa Monteiro S.; Pimentel, Maria Fernanda

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 Nota técnica
  
 ·  A low cost autosampler for flow injection analysis
Kamogawa, Marcos Y.; Teixeira, Marcelo Alves

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Determination of nitrate in lettuce by ion chromatography after microwave water extraction
Novaes, Humberto Brevilato; Vaitsman, Delmo Santiago; Dutra, Paulo Bechara; Pérez, Daniel Vidal

        · abstract in English     · text in English     · pdf in English
  
 ·  Construction of a differential isothermal calorimeter of high sensitivity and low cost
Trinca, Rafael Bergamo; Perles, Carlos Eduardo; Volpe, Pedro Luiz Onófrio

        · abstract in English     · text in Portuguese     · pdf in Portuguese