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Química Nova
Print version ISSN 0100-4042

 

Table of contents
Quím. Nova vol.32 no.4 São Paulo  2009

 Editorial
  
 ·  32ªReunião Anual da SBQ
Catalani, Luiz Henrique

        · text in Portuguese     · pdf in Portuguese
  
 Artigo
  
 ·  Toys contamined by toxic substances
Zini, Josiane; Ferreira, João C.; Carvalho, Fátima M. S. de; Bustillos, José O. W.V.; Scapin, Marcos A.; Salvador, Vera L. R; Abrão, Alcídio

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Evaluation of trace metals and major ions concentrations in rainwater in downtown São Paulo city
Fontenele, Anna Paula Godoy; Pedrotti, Jairo J.; Fornaro, Adalgiza

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Effect of copper removing substances on the amount of seccondary compounds of sugar cane spirit
Lima, Annete de J. Boari; Cardoso, Maria das Graças; Guimarães, Luiz Gustavo de L.; Lima, José Maria de; Nelson, David Lee

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Extraction methods and quality of the lipid fraction of vegetable and animal samples
Brum, Aelson Aloir Santana; Arruda, Lia Ferraz de; Regitano-d´Arce, Marisa Aparecida Bismara

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Validation of an analytical methodology for the quantitative analysis of petroleum hydrocarbons in marine sediment samples
Damas, Eloy Yordad Companioni; Medina, Miriam Odette Cora; Clemente, Ana Catalina Núñez; Díaz, Miguel Ángel Díaz; Bravo, Luis González; Ramada, Rolando Marbot; Porto, Rodny Montes de Oca

        · abstract in English     · text in English     · pdf in English
  
 ·  Seasonal variability and terpenoid biosynthesis of the essential oil of Lippia alba (Mill.) N. E. Brown (Verbenaceae)
Barros, Francisco Maikon Corrêa de; Zambarda, Eduardo de Oliveira; Heinzmann, Berta Maria; Mallmann, Carlos Augusto

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Characterization of an aluminum industry by-product and its use on cadmium and lead retention in monoelementary systems
Costa, Enio Tarso de Souza; Guilherme, Luiz Roberto Guimarães; Curi, Nilton; Lopes, Guilherme; Visioli, Elton Luiz; Oliveira, Luiz Carlos Alves de

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Development and validation of analytical methodology by HPLC-IR for evaluation of artemisinin on Artemisa annua L
Celeghini, Renata Maria dos Santos; Sousa, Ilza Maria de Oliveira; Silva, Ana Paula da; Rodrigues, Rodney Alexandre Ferreira; Foglio, Mary Ann

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Application of synthetic zeolites as builder in detergent formulation
Sutili, Felipe K.; Miotto, Naiara; Rigoti, Eduardo; Pergher, Sibele B. C.; Penha, Fábio G.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Paint samples preparation methods for metals and methaloids determination by atomic spectrometry techniques
Bentlin, Fabrina R. S.; Pozebon, Dirce; Depoi, Fernanda dos Santos

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Redox properties of organic material present in ultrafiltrated water samples taken from the Paraíba do Sul river, Brazil
Baldotto, Marihus Altoé; Canellas, Luciano Pasqualoto; Velloso, Ary Carlos Xavier; Rosa, Raul Castro Carriello; Maciel, Marcelo dos Santos; Rezende, Carlos Eduardo; Canela, Maria Cristina

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Chemical and biological studies of Microgramma vacciniifolia (Langsd. & Fisch.) Copel (Polypodiaceae)
Peres, Marize T. L. P.; Simionatto, Euclésio; Hess, Sônia C.; Bonani, Vanderléa F. L.; Candido, Ana C. S.; Castelli, Caroline; Poppi, Nilva R.; Honda, Neli K.; Cardoso, Cláudia A. L.; Faccenda, Odival

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Enrichment, availability and contamination of trace metals (Cd, Cu, Pb and Zn) in sediments of urban lagoons in Concepción, Chile
González Sepúlveda, Elizabeth; Retamal Cifuentes, María; Medina Pedreros, Valentina; Ahumada Bermúdez, Ramón; Neira Hinojosa, José

        · abstract in English     · text in Spanish     · pdf in Spanish
  
 ·  Double-bilayer: a new phase formed by lysophospholipids and the corresponding fatty acid
Funari, Sérgio S.; Rapp, Gert; Richter, Frank

        · abstract in English     · text in English     · pdf in English
  
 ·  Physicochemical and mechanical performance of portland cement concrete with recycled styrene-butadiene tyre-rubber waste
Freitas, Camila; Galvão, José Carlos Alves; Portella, Kleber Franke; Joukoski, Alex; Gomes Filho, Carlos Vicente; Ferreira, Elizeu Santos

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Use of an enzymatic method for obtaining protein extracts from wheat flour
Carreira, Raquel Linhares; Ramos, Camila Salles; Silva, Mauro Ramalho; Lopes Junior, Carlos de Oliveira; Silvestre, Marialice Pinto Coelho; Pirozi, Mônica Ribeiro

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Determination of bioavailable phosphorus in fish feeds by ultrasound extraction and visible spectrophotometry
Moraes, Paula M. de; Loureiro, Vanessa R.; Padilha, Pedro M.; Neves, Renato de Cássio F.; Saleh, Mayra A. D.; Santos, Felipe A. dos; Silva, Fábio A.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Aerosol particle size distributions at a traffic exposed site and an urban background location in Oporto, Portugal
Oliveira, César; Alves, Célia; Pio, Casimiro A.

        · abstract in English     · text in English     · pdf in English
  
 ·  Kinetic study of the catalyzed decomposition of hydrogen peroxide on activated carbon
Paternina, Elihu; M. Arias, Juan; Barragán, Daniel

        · abstract in English     · text in Spanish     · pdf in Spanish
  
 ·  Chemical interesterification of soybean oil and fully hydrogenated soybean oil: Influence of the reaction time
Ribeiro, Ana Paula Badan; Masuchi, Monise Helen; Grimaldi, Renato; Gonçalves, Lireny Aparecida Guaraldo

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Antioxidant activity of lemon seed extract (Citrus limon) added to soybean oil in accelerated incubator-storage test
Luzia, Débora Maria Moreno; Jorge, Neuza

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Biodegradation of phenol by a newly Aspergillus sp. strain isolated from a contaminated soil in southern Brazil
Passos, Cátia Tavares dos; Burkert, Janaína Fernandes de Medeiros; Kalil, Susana Juliano; Burkert, Carlos André Veiga

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Removal of methylene blue from aqueous solution using zeolite synthesized from different coal fly ashes samples
Fungaro, Denise Alves; Bruno, Mariza

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Evaluation of contamination on Sabino streamlet (Basin Rio Tibiri) by heavy metals originated from waste and effluents of the Ribeira landfill, in São Luis island, state of Maranhão, Brazil
Campos, Antonio Eduardo Lopes; Nunes, Gilvanda Silva; Oliveira, José Crediciomar Silva de; Toscano, Ilda Antonieta Salata

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Determination of 3,4-methylenedioxymethamphetamine (MDMA) in Ecstasy tablets by high performance liquid chromatography with fluorescence detection (HPLC-FD)
Costa, José Luiz da; Pintao, Estela Regina; Corrigliano, Célia Maria Castro; Negrini Neto, Osvaldo

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Determination of total as and inorganic arsenic species for the environmental quality monitoring of groundwaters
Borba, Ricardo Perobelli; Coscione, Aline Renée; Figueiredo, Bernardino Ribeiro; Zambello, Fábio

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  The influence of aquatic humic substances characteristics on the coagulation efficiency using ferric chloride
Sloboda, Eliane; Vieira, Eny Maria; Dantas, Angela Di Bernardo; Di Bernardo, Luiz

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Salicylates isolated from leaves and stems of Salix martiana Leyb. (Salicaceae)
Fernandes, Carromberth Carioca; Cursino, Lorena Mayara de Carvalho; Novaes, Jussival de Abreu Pinheiro; Demetrio, Camilla Avelino; Pereira Júnior, Orlando Libório; Nunez, Cecília Verônica; Amaral, Iêda Leão do

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 Revisão
  
 ·  Matrix effect in pesticide quantification by gas chromatography
Pinho, Gevany P.; Neves, Antônio A.; Queiroz, Maria Eliana L. R.; Silvério, Flaviano O.

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Residues of pesticides in food: a global environmental preoccupation - Focussing on apples
Jardim, Isabel Cristina Sales Fontes; Andrade, Juliano de Almeida; Queiroz, Sonia Claudia do Nascimento de

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Aspects of bioactivity and toxicity of nitrocompounds
Paulai, Fávero Reisdorfer; Serrano, Silvia Helena Pires; Tavares, Leoberto Costa

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Chromatographic methods validation for analysis of small molecules in biological matrices
Cassiano, Neila Maria; Barreiro, Juliana Cristina; Martins, Lúcia Regina Rocha; Oliveira, Regina Vincenzi; Cass, Quezia Bezerra

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 Nota técnica
  
 ·  Term-stability of extractive processes from Nasturtium officinale R. Br., brassicaceae for soxhlet modified system
Carvalho, João Luiz de Souza; Cunico, Miriam Machado; Dias, Josiane de Fátima Gaspari; Miguel, Marilis Dallarmi; Miguel, Obdulio Gomes

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Development of liquid-crystalline systems using silicon glycol copolymer and polyether functional siloxane
Chorilli, Marlus; Prestes, Paula Souza; Rigon, Roberta Balansin; Leonardi, Gislaine Ricci; Chiavacci, Leila Aparecida; Scarpa, Maria Virgínia

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Preconcentration strategies in capillary electrophoresis (CE): part 1. Manipulation of the analyte electrophoretic velocity
Moraes, Maria de Lourdes Leite de; Moraes, Solange Leite de; Pereira, Elisabete Alves; Tavares, Marina Franco Maggi

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Biofouling and chemical biodeterioration in hydroeletric power plant portland cement mortar
Portella, Kleber Franke; Joukoski, Alex; Silva, Ariel Scheffer da; Brassac, Nicole Machuca; Belz, Carlos Eduardo

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Validation of a simple and rapid UV spectrophotometric method for dexamethasone assay in tablets
Friedrich, Rossana Barcellos; Ravanello, Aline; Cichota, Luiz Carlos; Rolim, Clarice Madalena Bueno; Beck, Ruy Carlos Ruver

        · abstract in English     · text in English     · pdf in English
  
 Educação
  
 ·  Homemade construction of a lead(II) ion selective electrode: an alternative to experimental subjects
Silva, Jonatas Gomes da; Lehmkuhl, Arilson; Alcanfor, Silvia Keli de Barros

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Buffering-systems: a theoretical and practical didatic approach
Rossi-Rodrigues, Bianca Caroline; Oliveira, Elaine Aparecida de; Galembeck, Eduardo

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  The hydrogen electrode: what is there in the textbooks beyond E¸ = 0?
Oliveira, Wanda de; Tiedemann, Peter Wilhelm; Cecchini, Renato Giovanni; Osorio, Viktoria Klara Lakatos

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Preparation of (+)-±-Terpineol from (+)-limonene: monoterpenes with pleasant odor in a project for undergraduate organic chemistry laboratory
Baptistella, Lúcia Helena Brito; Imamura, Paulo Mitsuo; Melo, Leandro Vilela de; Castello, Cláudio

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 Assuntos gerais
  
 ·  Controversies on atomism in the nineteenth century
Oki, Maria da Conceição Marinho

        · abstract in English     · text in Portuguese     · pdf in Portuguese
  
 ·  Analytical performance of contractor laboratories in the determination of metals in water
Jardim, Wilson F.; Sodré, Fernando F.

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