Search Results - "Lenzi, Ervim"

Simultaneous Determination of the Textile Dyes in Industrial Effluents by First-Order Derivative Spectrophotometry by ALMEIDA, Vitor C., VARGAS, Alexandro M. M., GARCIA, Juliana C., LENZI, Ervim, OLIVEIRA, Cláudio C., NOZAKI, Jorge

“…A first-order derivative spectrophotometric method for the simultaneous determination of three textile dyes, Procion Yellow HE4R, Procion Red HE7B and Remazol…”
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Manganês, zinco, cádmio, chumbo, mercúrio e crômio no chorume de aterro sanitário em Dourados, MS, Brasil by Riguetti, Priscilla Fracalossi, Cardoso, Cláudia Andréa Lima, Cavalheiro, Alberto Adriano, Lenzi, Ervim, Fiorucci, Antonio Rogério, Silva, Margarete Soares da

“…Neste estudo analisaram-se as concentrações de manganês, zinco, cádmio, chumbo, mercúrio e crômio, em amostras de chorume coletado no aterro sanitário de…”
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Transition metal rates in latosol twice treated with sewage sludge by Pigozzo, Ana Tereza Jordão, Lenzi, Ervim, Luca Junior, Jorge de, Scapim, Carlos Alberto, Costa, Antonio Carlos Saraiva da

“…Agricultural recycling of sewage sludge has been a source of accumulation of heavy metals in the environment which may reach toxic levels and cause serious…”
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Loss of macronutrients (N, P, K) in the hydrographic basin of the River Ivaí, an affluent of the River Paraná by Guiraud, Deborah Maria Corrêa(Universidade Federal do Paraná Departamento de Química), Lenzi, Ervim(Universidade Estadual de Maringá Departamento de Química), Luchese, Eduardo Bernardi(Universidade Estadual de Maringá Departamento de Química), Fávero, Luzia Otília Bortotti(Universidade Estadual de Maringá Departamento de Química)

“…Influence of some environmental variables in the loss of macronutrients N, P, K, from the hydrographic basin of the River Ivaí were analysed. Water samples of…”
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Sulfate removal from waste chemicals by precipitation by Benatti, Cláudia Telles, Tavares, Célia Regina Granhen, Lenzi, Ervim

“…Chemical oxidation using Fenton's reagent has proven to be a viable alternative to the oxidative destruction of organic pollutants in mixed waste chemicals,…”
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Lead behavior in soil treated with contaminated sewage sludge and cultivated with maize by Barriquelo, Marcilene Ferrari(Universidade Estadual de Maringá Departamento de Química), Juliatti, Marinês Aparecida(Universidade Estadual de Maringá Departamento de Química), Silva, Margarete Soares da(Universidade Estadual de Maringá Departamento de Química), Lenzi, Ervim(Universidade Estadual de Maringá Departamento de Química)

“…Lead (Pb) behavior was studied in soil treated twice with sewage sludge contaminated with lead at interval of 18 months. Soil samples received five different…”
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Determinação de cobre, alumínio e ferro em solos derivados do basalto através de extrações seqüenciais by Costa, Antonio Carlos Saraiva da, Almeida, Vitor de Cinque, Lenzi, Ervim, Nozaki, Jorge

“…Copper, aluminum and iron concentrations were determined in four geochemical fractions of three different basaltic soils from the northwest region of the…”
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Utilização de modelos físico-químicos de adsorção no estudo do comportamento do cobre em solos argilosos by Sodré, Fernando Fabriz, Lenzi, Ervim, Costa, Antonio Carlos Saraiva da

“…It was evaluated the applicability of Langmuir, Freundlich and Temkin models to copper adsorption in three classes of soils. Fractions of each soil were added…”
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Preparation and characterization of activated carbon from a new raw lignocellulosic material: Flamboyant ( Delonix regia) pods by Vargas, Alexandro M.M., Cazetta, André L., Garcia, Clarice A., Moraes, Juliana C.G., Nogami, Eurica M., Lenzi, Ervim, Costa, Willian F., Almeida, Vitor C.

“…Activated carbons were prepared from flamboyant pods by NaOH activation at three different NaOH:char ratios: 1:1 (AC-1), 2:1 (AC-2), and 3:1 (AC-3). The…”
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NaOH-activated carbon from flamboyant ( Delonix regia) pods: Optimization of preparation conditions using central composite rotatable design by Vargas, Alexandro M.M., Garcia, Clarice A., Reis, Edson M., Lenzi, Ervim, Costa, Willian F., Almeida, Vitor C.

“…The conditions for the preparation of activated carbon from flamboyant pods treated with NaOH were optimized through response surface methodology (RSM) and…”
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Effects of the application of sewage sludge and petrochemical residue in maize culture as source of micro-nutrients on soils of Paraná state by Pigozzo, Ana T. Jordão(State University of Maringá Chemistry Department), Gobbi, Marlene A.(State University of Maringá Chemistry Department), Lenzi, Ervim(State University of Maringá Chemistry Department), Luchese, Eduardo B.(State University of Maringá Chemistry Department)

“…An evaluation of the potential of two organic residues as source of micro-nutrients in three soils of Paraná state was studied. Treatments consisted of one…”
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Effects of the application of sewage sludge and fowl manure on soils of Paraná state in maize plants (Zea mays L.) as a macro-nutrients source by Gobbi, Marlene A.(State University of Maringá Department of Chemistry), Pigozzo, Ana T. Jordão(State University of Maringá Department of Chemistry), Lenzi, Ervim(State University of Maringá Department of Chemistry), Luchese, Eduardo B.(State University of Maringá Department of Chemistry)

“…The potential of two organic residues as sources of macro-nutrients in three types of soils of the third plateau of Paraná state was studied. Treatment…”
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Avaliação da fitodisponibilidade de cádmio, chumbo e crômio, em soja cultivada em latossolo vermelho escuro tratado com fertilizantes comerciais by Gonçalves Junior, Affonso Celso, Luchese, Eduardo Bernardi, Lenzi, Ervim

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Phosphorus collectors from filter paper and synthetic cloth coated with iron or aluminium oxide to provide phosphorus by diffusion in soils by Luchese, Eduardo Bernardi(Universidade Estadual do Oeste do Paraná Department of Agronomy), Lenzi, Ervim(Universidade Estadual de Maringá Department of Chemistry), Favero, Luzia Otília Bortotti(Universidade Estadual de Maringá Department of Chemistry), Loubak, Luceide Heloisa(Universidade Estadual de Maringá Department of Chemistry)

“…Phosphorus collectors made from filter paper and synthetic cloth, were tested to evaluate their feasibility of determining the need for phosphate application…”
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Dinâmica do chumbo no lago do parque Ingá, Maringá, PR, Brasil by Sérgio Renato Vaz, Ervim Lenzi, Eduardo Bernardi Luchese, Luzia O. B. Fávero

“…Este trabalho analisa a dinâmica do chumbo no lago do parque do Ingá, Maringá - PR. Mensalmente durante um ano foram coletadas amostras de água e sedimentos e…”
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Manganês, zinco, cádmio, chumbo, mercúrio e crômio no chorume de aterro sanitário em Dourados, MS, Brasil by Riguetti, Priscilla Fracalossi, Cardoso, Cláudia Andréa Lima, Cavalheiro, Alberto Adriano, Lenzi, Ervim, Fiorucci, Antonio Rogério, Da Silva, Margarete Soares

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Carlos Alberto Lobler; Manganes, zinco, cadmio, chumbo, mercurio e cromio no chorume de aterro sanitario em Dourados, MS, Brasil/Manganese, zinc, cadmium, lead, mercury and chromium in leachate from a landfill in Dourados, MS, Brazil by Riguetti, Priscilla Fracalossi, Cardoso, Claudia Andrea Lima, Cavalheiro, Alberto Adriano, Lenzi, Ervim, Fiorucci, Antonio Rogerio, da Silva, Margarete Soares

“…This study analyzed concentrations of manganese, zinc, cadmium, lead, mercury and chrome in leachate samples collected in the landfill of Dourados, Mato Grosso…”
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Detalhes da utilização do íon hidróxido, HO-, no tratamento de efluentes contaminados com metal pesado zinco by Lenzi, Ervim, Almeida, Vitor De Cinque, Favero, Luzia Otilia Bortotti, Becker, Fernando Juliato

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Detalhes da utilização do íon hidróxido, HO-, no tratamento de efluentes contaminados com metal pesado zinco - doi: 10.4025/actascitechnol.v33i3.8379 Details of hydroxide ion utilization in the treatment of contaminated effluents with zinc - doi: 10.4025/actascitechnol.v33i3.8379 by Luzia Otilia Bortotti Favero, Vitor de Cinque Almeida, Ervim Lenzi, Fernando Juliato Becker

“…O estudo abordou o tratamento do efluente gerado num Espectrômetro de Absorção Atômica - EAA, no tocante ao metal pesado zinco, utilizando a propriedade do…”
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Details of hydroxide ion utilization in the treatment of contaminated effluents with zinc/Detalhes da utilizacao do fon hidroxido, H[O.sup.-], no tratamento de efluentes contaminados com metal pesado zinco by Lenzi, Ervim, Almeida, de Cinque Vitor, Favero, Luzia Otilia Bortotti, Becker, Fernando Juliato

“…This work analyzed the treatment of effluent produced by an Atomic Absorption Spectrometer (AAS) containing the heavy metal zinc, utilizing the capacity of…”
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