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Aman Mangalmurti Kara Newman Leong Qi Dong Soh Han Wei. Maximization of ethanol yield and adsorption of heavy metal ions by fruit peels. Problems. Problems. Goals. Experimental Outline. Variables. Apparatus & Materials. Apparatus. Materials. Zymomonas mobilis Glucose-yeast medium
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AmanMangalmurti Kara Newman Leong Qi Dong Soh Han Wei Maximization of ethanol yield and adsorption of heavy metal ions byfruit peels
Apparatus & Materials Apparatus Materials Zymomonasmobilis Glucose-yeast medium Sodium alginate medium Calcium chloride solution Sodium Chloride solution Fruit peel Deionised water Dinitrosalicylicacid Acidified potassium chromate solution Lead (II), Copper (II), Zinc (II) ion solutions Lead (II). Copper (II), Zinc (II) reagent kits • Centrifuge • Centrifuge tube • Spectrophotometer • Spectrophotometer cuvettes • Glass rod • Dropper • Sieve • Blender • Boiling water bath • Shaking incubator • Fractional distillatory • Quincy Lab Model 30 GC hot-air oven • Rotary Mill • Sieve: 0.25mm (60 Mesh)
Methods Ethanol fermentation Adsorption of heavy metal ions
References • Anhwange, T. J. Ugye, T.D. Nyiaatagher (2009). Chemical composition of Musa sapientum (Banana) peels. Electronic Journal of Environmental, Agricultural and Food Chemistry, 8, 437-442 Retrieved on 29 October 2011 from: http://ejeafche.uvigo.es/component/option,com_docman/task,doc_view/gid,495 • Björklund, G. Burke, J. Foster, S. Rast, W. Vallée, D. Van der Hoek, W. (2009, February 16). Impacts of water use on water systems and the environment (United Nations World Water Development Report 3). Retrieved June 6, 2011, from www.unesco.org/water/wwap/wwdr/wwdr3/pdf/19_WWDR3_ch_8.pdf • US Environmental Protection Agency (2011) .Drinking Water Contaminants. Retrieved June 6, 2011, From http://water.epa.gov/drink/contaminants/index.cfm • Mark R. Wilkins , Wilbur W. Widmer, Karel Grohmann (2007). Simultaneous saccharification and fermentation of citrus peel waste by Saccharomyces cerevisiae to produce ethanol. Process Biochemistry, 42, 1614–1619. Retrieved on 29 October 2011 from: http://ddr.nal.usda.gov/bitstream/10113/16371/1/IND44068998.pdf
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