Biosorption of manganese from groundwater by biomass of saccharomyces cerevisiae m. Biosorption is a physiochemical process that occurs naturally in certain biomass which allows it to passively concentrate and bind contaminants onto its cellular structure. Research article biosorption of feii and mnii ions from aqueous solution by rice husk ash yingzhang,jiayingzhao,zhaojiang,dexinshan,andyanlu school of resource and environment, northeast agricultural university, harbin, china correspondence should be addressed to ying zhang. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Furthermore, because algal biosorbents, similar to ion exchange resins, can be prepared in different ionic forms, such as the ca form, biosorption of metal ions by capreloaded algal biomass can be viewed as a simple ion exchanger. Study of low cost biosorbent for biosorption of heavy metals. A method and a plant to remove metals by biosorption from mining or industrial effluents comprising. Biosorption by plant leaves is a potent and environmentally alternative technique for heavy metals removal from water. The biosorption of znii ions onto biomass was better described by the langmuir model and the. Metal ions bound on the surface can be eluted by other ions, chelating agents or acids. Sulaymon4 department of chemical engineering, faculty of engineering, cairo university, egypt 4department of chemical engineering, college of engineering, baghdad university, iraq. Studies have revealed that preparation of biosorbents is. Abc journal of advanced research, volume 3, no 1 2014 issn 23042621p. Khana piyush kant pandeyb and madhurima pandeyc aph.
Biosorption properties of zincii from aqueous solutions by. In the recent years biosorption have emerged as an economical and environmental friendly method for the decontamination of polluted water. Biosorption of hexavalent chromium from aqueous medium with. Biosorption for metal removal is found to be an attractive technology due to being inexpensive, with high efficiency and specificity, less chemical or sludge formation, no additional nutrient requirements, regeneration of biosorbents, and ecofriendly in nature. Microorganisms and biosorption of heavy metals in the. The goal of biosorption is the removal of heavy metals from industrial waste water, purification of precious metals such as gold or silver, or removal of soil contaminants.
The most prominent form of zinc available in industrial effluent is zinc. Increasing environmental pollution from industrial wastewater particularly in developing countries is of major concern. Biosorption of strontium from simulated nuclear wastewater. The presence of metal ions in aqueous solutions represents a major environmental problem. Biosorption, desorption and isothermal studies irshad ul haq bhat 1, andi n. Biosorption potential of bacillus salmalaya strain 9si for removal.
Biosorption of manganese from groundwater by biomass of. Biosorption of chromiumvi from aqueous solutions using. Thermodynamic and kinetic studies of biosorption of iron. Patra school of applied sciences, kiit university, bhubaneswar, india. To solve the water pollution problem by toxic heavy metal contamination resulting from humans technological activities has for long presented a challenge. The biosorption of heavy metals by certain types of nonliving biomass is a highly costeffective new alternative for the decontamination of metalcontaining effluents. Biosorption of ni ii ions from aqueous solution using leaves of araucaria cookie deepa et.
Research article biosorption of feii and mnii ions. Spent mushroom compost as biosorbent for dye biosorption. These inorganic species are persistent and nonbiodegradable pollutants that should be eliminated from water. Biosorption capacity of vegetable waste biomass for adsorption of lead and chromium rohama gill 1. In this light, a number of biosorbents were developed and are successfully employed for treating various pollutants including metals, dyes, phenols, fluoride, and pharmaceuticals in solutions aqueousoil. Removal of arsenic through biosorption by activated sludge s. Rice husk ash rha, an agricultural waste, was used as biosorbent for the removal of ironii and manganeseii ions from aqueous solutions. Biosorption of heavy metals from aqueous solutions using keratin. However, biosorption of heavy metal ions is significantly inexpensive and. Science, engineering and application marty wanielista, 20 a summary of published data primarily from oreilly, a. Recently, this technology has been receiving huge attention in research and industries. Received 15 sept 20, revised 16 mar 2014, accepted 17 mar 2014 corresponding author. Photographs of malachite green dye treatment using magnetic p. The structural and morphological characteristics of rha and its elemental compositions before and after adsorption of feii and mnii were determined by scanning electron microscopic sem and xray fluorescence xrf analyses.
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 of ni ii ions from aqueous solution using. Hrynkiewicz k, baum c 2014 application of microorganisms in bioremediation. Toptas1 salih demierege2 research article ebru mavioglu ayan1 jale yanik1 spent mushroom compost as biosorbent for dye 1 biosorption faculty of science, department of chemistry, ege university, bornova izmir, turkey in this study, spent mushroom compost was investigated as a biosorbent for the 2 center for environmental studies, removal of textile dyes from aqueous solution.
Kinetics and equilibrium studies on biosorption of. Experimental data also showed that the biosorption processes of both metal ions complied with the pseudosecondorder kinetics. Biosorption capacity of vegetable waste biomass for. Microorganisms and biosorption of heavy metals in the environment. Biosorption of chromiumvi from aqueous solutions using waste plant biomass a. Heavy metals are dangerous pollutants that may exist in marine, ground, industrial and even treated waste waters. Bacillus subtilis, pseudomonas aeruginosa, and saccharomyces cerevisiae in consortia and in their immobilized forms reduced 770 mgl of cr.
A study on biosorption potential of aspergillus sp. Biosorption organic pollutants toxic metals commercialization microorganisms abstract biosorption is a physicochemical and metabolicallyindependent process based on a variety of mechanisms including absorption, adsorption, ion exchange, surface complexation and precipitation. Some types of biosorbents such as seaweeds, molds, yeasts, bacteria or crab shells are examples of biomass tested for metal biosorption with very encouraging results. Sorption is a term used for both absorption and adsorption, these terms are often confused. In recent years, biosorption process has become an economic and ecofriendly alternative treatment technology in the water and wastewater industry. Above ph 6, crvi exits in solution in the form of, increasing its concentration with the ph. Biosorption of cadmiumii and copperii from aqueous.
Absorption is the incorporation of a substance in one state into another different state i. Rice husk ash rha, an agricultural waste, was used as biosorbent for the removal of ironii and manganese ii ions from aqueous solutions. Biosorption of heavy metals have attracted several researchers. Biosorption, which can be defined as the uptake of heavy metal ions and radionuclides from aqueous environments by biological materials, such as algae, bacteria, yeast, fungi, plant leaves and root tissues, has many advantages such as low capital and operating costs, selective removal of metals. Biosorption definition of biosorption by medical dictionary. Heavy metals are dangerous pollutants that may exist in marine, ground, industrial and. Keywords aspergillus, chromium, alkali pretreated, biosorption, live biomass 1. Heavy metal ions have great effects on all forms of life. In the second step, due to active biosorption, metal ions penetrate the cell membrane and enter into the cells. Biosorption is a physicochemical and metabolicallyindependent process based on a variety of mechanisms including absorption, adsorption, ion exchange, surface complexation and precipitation. This briefly describes biosorption process and some of the analysis of different lowcost biosorbents used for heavy metal remediation from waste stream. This article is published with open access at abstract the adsorption behavior of rice husk ash with.
Public health 2014, 11 6101 scenedesmus could tolerate a mixture of 30 mgl. The biosorption of crvi by opuntia biomass was highly ph dependent, favoring higher. Khater b a national research center, united states b ain shams university, egypt c environmental engineering national center for research on housing and building, egypt received 23 november 2014. Molecules 2014, 19 8280 malachite green gradually over time. Our understanding of the mechanisms of metal biosorption now allows the process to be scaled up and used in field applications, with packedbed sorption columns being perhaps the most efficient for this purpose. Hence the classical ion exchange concept based on expressing the ion. Multicomponent biosorption of heavy metals from aqueous solutions. Biosorption of feii and mnii ions from aqueous solution by rice.
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