نتایج جستجو برای: Pb(II) min Isotherm model. Modified banana shell

تعداد نتایج: 2504041  

Journal: :journal of physical & theoretical chemistry 2010
0. moradi m. yari k. zare

interaction of pb(ii) ion with modified banana shell (mbs) and banana shell (bs) during adsorption fromaqueous solution were investigated. batch experiments were carried out to investigate the effect of contact time,ph, and idmid ion concentration on adsorption efficiency. the favorable pll for maxim= pb(ii) adsorptionwas at 5.0. for the investigated imoi) concentrations (10-80 mph), maximum ad...

0. Moradi K. Zare M. Yari

Interaction of Pb(II) ion with modified banana shell (MBS) and banana shell (BS) during adsorption fromaqueous solution were investigated. Batch experiments were carried out to investigate the effect of contact time,pH, and IDMID ion concentration on adsorption efficiency. The favorable pll for maxim= Pb(II) adsorptionwas at 5.0. For the investigated IMOI) concentrations (10-80 mph), maximum ad...

ژورنال: سلامت و محیط زیست 2008
فرهمند کیا, زهره, مهراسبی, محمد رضا,

Background and Objectives: Heavy Metals in Water resources is one of the most important environmental problems of countries. Up to now various methods of removing of these metals is considered, which is including using of low prices materials. In this study the potential of banana shells was assessed for adsorption of heavy metal ions such as Pb and Cd from aqueous solution. Materials and Metho...

Journal: :iranian journal of health sciences 0
edris bazrafshan health promotion research center, zahedan university of medical sciences, zahedan, iran somaiieh rahdar health promotion research center, zahedan university of medical sciences, zahedan, iran davoud balarak health promotion research center, zahedan university of medical sciences, zahedan, iran ferdos kord mostafapour health promotion research center, zahedan university of medical sciences, zahedan, iran mohammad ali zazouli department of environmental health, school of public health, health sciences research center, mazandaran university of medical sciences, sari, iran

abstract background: at present study, acid modified banana leaf ash was used as an adsorbent for the successful removal of reactive black 5 (rb5) dye from aqueous environments. materials and methods: the effect of various operating parameters such as ph of solution, dye concentration, contact time, adsorbent dosage, and the temperature was investigated. results: maximum adsorption capacity of ...

Davoud Balarak, Edris Bazrafshan, Ferdos Kord Mostafapour, Mohammad Ali Zazouli, Somaiieh Rahdar,

Abstract Background: At present study, acid modified banana leaf ash was used as an adsorbent for the successful removal of Reactive Black 5 (RB5) dye from aqueous environments. Materials and methods: The effect of various operating parameters such as pH of solution, dye concentration, contact time, adsorbent dosage, and the temperature was investigated. Results: Maximum adsorption capacity of ...

2016
Ashraf Ali Khalid Saeed Fazal Mabood

Banana peel; Chromium; Low-cost; Acrylonitrile; Grafting Abstract The adsorptive removal of hexavalent chromium Cr(VI) from aqueous solutions was investigated by acrylonitrile grafted banana peels (GBPs). Banana peels were treated with 10% HCl, followed by alkaline hydrolysis with 10% NaOH, and washed thoroughly. The bleaching of alkali hydrolyzed peels was carried out with sodium chlorate (NaC...

2011
Renata S. D. Castro ercio Caetano Guilherme Ferreira Pedro M. Padilha Margarida J. Saeki Luiz F. Zara Marco Antonio U. Martines Gustavo R. Castro

This article reports on an investigation into the ability of minced banana peel to extract lead and copper ions from water and the parameters involved in this process. The kinetics of copper and lead uptake reached equilibrium in 10 min and the extraction of metals ions was favorable above pH 3. The medium was characterized by FTIR, which showed absorption bands of carboxylic and amine groups a...

خانکی, سحر, خضری, سید مصطفی, مأمنی, لیلا, کرمی, اصغر, کریمی, بهاره,

Background and Aim: Agricultural poisons are one of the most important groups of pollutants in agricultural industries that cause environmental pollution. The main objective of this research was to remove imidacloprid from contaminated water by using modified magnetic-silica core-shell nanoparticles. Materials and Methods: This study was conducted at the laboratory scale and batch system. The ...

In the present study, comparative batch adsorption of basic dye namely Crystal Violet (CV) using the almond shell as an adsorbent in untreated form and activated with sodium hydroxide was carried out in search of optimum adsorption conditions. The operation parameters investigated was contact time (10 to 80 min), initial dye concentrations (40-240 mg/L), temperature, (20-5...

2015
Nidaa Adel

Adsorption removal of Cu(II) and Cd(II) from aqueous solution using low-cost banana peels (a food waste) and bentonite clay (natural resource), was investigated. The adsorption process was studied in a batch scale at mean operation parameter which were pH, adsorbent particle size, adsorbents dosages, and initial concentrations of metal ions. All experiments were conducted at room temperature. L...

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