Objective study the effects of different operating parameters of cu and pb from aqueous solution by using cockle shells. Binding capacity experiments using viable biomass revealed a higher value than those for nonviable biomass. Biosorption of copper ions from aqueous solutions by spirulina. Mining is one of the main economic activities of several developing countries as chile. Microorganisms and biosorption of heavy metals in the. Pdf biosorption of copper from aqueous solution using.
These are key factors in developing and designing wastewater treatment systems. Similar report on biosorption of heavy metals was also published by demirbas 2001 and. Abstractmicroorganisms play a significant role in bioremediation of heavy metal contaminated soil. The samples were then filtered using filter paper whatman no 4. To study pseudomonas putida cz1, having high tolerance to copper and zinc on the removal of toxic metals from aqueous solutions, the biosorption of cuii. The metal biosorption potential of the eps against heavy metals lead, copper and cadmium was studied by adding the whole eps at 1. Study of low cost biosorbent for biosorption of heavy metals. Biocers with cells possess the highest binding capacity compared to matrixes with spores and an slayer. Biosorption of copper ii from electroplating wastewaters. A basic investigation into the removal of copper ions from aqueous solutions by sargassum. Biosorption is a physiochemical process that occurs naturally in certain biomass which allows it to passively concentrate and bind contaminants onto its cellular structure. For this reason we investigated the biosorption of copper by eight winerelevant lactobacillus species. Spirogyra species has shown much better sorption in the ph between 6. Biosorption of copper from aqueous solution using algal.
Fermented corn stalk for biosorption of copperii from. Sorption experiments using the dead biomass of spirogyra species, for copper removal were carried out to study the influence and optimization of the biosorption of cu ii. The biosorption equilibrium data were found to fit well the freundlich model and an experimental maximum biosorption capacity of copper ions 0. Maximum adsorption was recorded within the first 90 min. Extensive research has been carried out using peat as a sorbent and the sorption capacity of copper on different peats varies by a factor of over fifty. Pdf anthropogenic activities have resulted in release of significant amount of heavy metals in soil and water.
Heavy metal uptake was found to be high, rapid and strongly dependent on both biomass and copper ion concentrations in the solutions. The work investigated the equilibrium, batch dynamics and continuous column operation for the biosorption process. In this study, we evaluated the ability of the copperresistant bacteria stenotrophomonas maltophilia isolated from coppercontaminated mogpog river in marinduque, philippines oxfam australia 2004, to. Biosorption of copper ii from aqueous solution using nonliving. Biosorption of copper and lead by heavy metal resistant fungal isolates shazia iram and sumera abrar department of environmental sciences, fatima jinnah women university, rawalpindi, pakistan. The adsorption of copper was found to increase gradually along with decrease in biomass concentration. The most tolerant bacterial strain for copper, lead and cadmium was isolated from elmanzala lake, egypt and it was identified using biochemical tests and confirmed by 16s r rna gene to be pseudomonas putida. Biosorption of cadmiumii and copperii from aqueous. Due to the progressive fall of the ore grades and the increasingly refractory composition of minerals, concentrating plants have increased that has led to an increase in the generation of tailings. Recovery of copper from leachedtailing solutions by.
Biosorption of copper ions by bacillus and aspergillus species. Biosorption of lead, copper, cadmium and nickel by. Cuso 45h 2o, znso 4h 2o, cdso 483h 2o and niso 47h 2o. Biosorption of copper ii from electroplating wastewaters by aspergillus terreus and its kinetics studies varshney r 1, bhadauria s 1 and gaur ms 2 1 microbiology research lab, department of botany, r. Biosorption of copper by paenibacillus polymyxa cells and their. Abstractmicroorganisms play a significant role in bioremediation of heavy metal contaminated soil and wastewater. Tailings, especially those obtained in the past, have remaining copper and other valuable species in.
Batch and fixed bed biosorption of copper by acidified. Various treatment technologies for copper removal from industrial and municipal waste water effluents has been investigated in past. It was inferred that the contact time influenced the biosorption of cu by biosorbent from aqueous solutions since it was noted that the rate of copper biosorption by. Pdf biosorption of copperii by live and dried biomass of the. Biosorption studies of lead and copper using rogers mushroom. Pdf biosorption of copper by winerelevant lactobacilli. Biosorption of copper and lead by heavy metal resistant. Biosorption of copper by fungal melanin springerlink. Competitive biosorption of lead, cadmium, copper, and. Sulaymon 4 department of chemical engineering, faculty of engineering, cairo.
Biosorption of copper and lead in aqueous solution using cockle shells. Biosorption and biomineralizaton of some metals are often occurred in the metal removal process using microorganisms. Copper and cadmium biosorption by free and immobilized cells of a. Likewise, important fungal biosorbents include aspergillus binupriya et al. Biosorption of copper ions from aqueous solutions by. Before the biosorption of copperii, the alginate polymeric network of caalg and mcaalg was bridged in the presence of the calcium divalent cations and the asymmetric and symmetric coo. Biosorption of copper ii from aqueous solution by mycelial pellets of rhizopus oryzae. A series of experiments were carried out in a batch reactor to obtain equilibrium data for adsorption of single, binary, ternary, and quaternary metal solutions. Farhan department of chemical engineering, college of engineering, university of. Biosorption of heavy metals by grampositive, nonpathogenic and nontoxicogenic paenibacillus polymyxa p was evaluated. In the present study batch biosorption studies were carried out for the adsorption of cu by using. The results demonstrated that copper and zinc biosorption by living and nonliving cells were affected by the initial ph of solution and suggest that the adsorption of cuii and znii to the cells of p. Biosorption of copper ions by bacillus and aspergillus species sara ghaed 1, elham khalilzadeh shirazi 2, and reza marandi 3 1 department of environmental engineering, science and research campus, islamic azad university, tehran, iran.
Microorganisms and biosorption of heavy metals in the environment. The biosorption kinetics of scg was studied at different adsorbate concentrations 0. An evaluation of copper biosorption by a brown seaweed under. The bacillus megaterium exhibited good biosorption capacity and the biosorption data fitted with langmuir model which indicated a monolayer adsorption. Ke10022 title biosorption of copper and lead in aqueous solutions by cockle shells. Pdf biosorption is an innovative and alternative technology to remove heavy metal pollutants from aqueous solution using live, inactive and.
Melanin obtained from aureobasidium pullulans and cladosporium resinae was an efficient biosorbent for copper. The biosorption of uranium and copper by the three kinds of biocers and by their single components was investigated with dependence on time, concentration, and preparation conditions. Furthermore, this paper identifies that copper sorption capacities have been reported for over thirty other different. Potentiometric titration, chemical modification, ftir and icp analyses were performed to study the biosorption mechanism.
A manual for the practical study of rootnodule bacteria. Therefore, at low ph values the cell surface becomes. The seaweed biomass 1 g was added into a flask containing 50 ml metal solution and the mixtures were agitated on a rotary shaker at 500 rpm for 3 hours. The aim of this work is to investigate the biosorption of cuii by an acidified waste product from the alginate extraction of algae in batch system and fixed bed columns. Both, living and heatinactivated cells revealed a significant degree of cu adsorption. This briefly describes biosorption process and some of the analysis of different lowcost biosorbents used for heavy metal remediation from waste stream. Biosorption can be an effective process for heavy metal removal from aqueous solutions.
Recently, numerous approaches have been made for the development of lowcost sorbents from industrial and agricultural wastes. Biosorption is defined as ability of biological materials to accumulate heavy metals from wastewater through metabolically mediated by the use of atp or spontaneous physicochemical pathways of uptake not at the cost of atp, or as a property of certain types of inactive, nonliving microbial biomass which bind and concentrate heavy metals. This study was intended to determine the role of different ph values 28 on the biosorption of metals at. The biosorption of copperii, leadii, ironiii and cobaltii on bacillus sphaericusloaded diaion sp850 resin for preconcentrationseparation of them have been investigated. Biosorption of copper, zinc, cadmium and nickel by. Pdf biosorption of copper ii from aqueous solution by. The level of copper was quite high compared to other metal ions. Biosorption of copper and lead ions using wheat husk salah n. Equilibrium and modelling study on copper biosorption by live cells of penicillium cyclopium using fuzzy knowledgebased system was performed. The biosorption of these metals is based on ion exchange mechanism accompanied by the release of light. Most of total copper ions taken up by penicillium cyclopium up to. Initial ph value and biosorbent concentration in solutions were 5. Biosorption of copper by nepenthes ampullariaassociated.
Biosorption can be defined as the ability of biological materials to accumulate heavy metals from wastewater through metabolically mediated or physicochemical pathways of uptake. Biosorption isotherm curves, derived from equilibrium batch sorption experiments, are used in the evaluation of metal uptake by. Biosorption of copperii and zincii from aqueous solution. Excess of copper 2 mgl in drinking water is significantly toxic to human being and ecological environments. This study will introduce anaerobic granules as a novel type of biosorbent for the removal of lead, copper, cadmium, and nickel from aqueous solutions. Special issue biosorption and biomineralization in metal. Tailings, especially those obtained in the past, have remaining copper and other valuable species in quantities that can potentially be recovered, such as gold, silver, vanadium, and rare earth. The comparison of sem photographs between the copper free and copper loaded enterobacter cloacae showed that copper had undergone remarkable physical disintegration after adsorption in the biosorbent. Lignocellulosic fraction of the pericarps of the acorns of quercus suber and quercus ilex. Pdf biosorption of copper, nickel and manganese using.
Effects of initial ph, ion concentration, contact time, and different pretreatments on biosorption were investigated. The results showed that the maximum copper biosorption capacity verified for the acidified biosorbent at 3 k was 3. Batch biosorption studies cadmium and copper sorption experiments were conducted in a shake flask. The present work focused on the effectiveness of wheat husk for removal of cuii ions and pbii ions from aqueous solution. The adsorption of the two metal ions cu and zn in a singlecomponent system by cymodocea nodosa, a brown alga, under different ph conditions was. As bacillus subtilis is the efficient biosorbent for the removal of copper ii from wastewater, it was used in the immobilized form in a packed bed bioreactor and studied the. Biosorption of copperii and cadmiumii from aqueous. The present study aims to evaluate the competitive biosorption of lead, cadmium, copper, and arsenic ions by using native algae. About 65% of copper removal was achieved by using 2 g of bacillus megaterium at a contact time of 60 mins, at a ph of 5 and at an agitation speed of 150rpm. Biosorption of heavy metals on pretreated biomass followed the freundlich and langmuir adsorption models, except at ph 4. Biosorption of uranium and copper by biocers chemistry. Biosorption of copper and lead in aqueous solution. To study the biosorption ability, the dead fungal biomass 1 mg ml1 was mixed with a solution containing 0. This special issue aims to publish papers with appropriate examples that confirm the important role of the metal removal by biosorption and biomineralization in several types of metal ions from the aqueous system.
108 359 115 905 811 1082 1163 141 994 941 986 1493 90 82 511 1387 94 805 1391 860 65 1259 378 797 261 137 1492 889 1286 1455 1102 1251 681 794 293 638 452 751 704 553 1479 1269 1435 39 394 1336