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VOL. 4, ISSUE 3 (2022)
Studies on biosorption of pollutants by fungal dead biomass
Authors
Narendra Pal Singh, Prashant Kumar
Abstract
We studied the ability of dead biomass of Aspergillus Niger and Rhizopus nigricans to sorb dye released in the effluents, effect of different concentrations of fungal biomass on their efficiency to sorb the dye and effects of different contact time periods on the efficiency of the fungal biomass to absorb the dye. An increase in the biomass concentration of R. nigricans from 100 mg to 150 mg had positive effect on the amount of percentage of dye sorption in the solution except when the contact period much longer i.e., 25 to 30 minutes. In the case of R. nigricans and A. Niger, the increase in biomass from 150 mg to 200 mg biomass resulted in decrease in dye uptake in general. Studied showed that both type of biomasses were quite effective for the biosorption of red dye. As much as 66.50% dye was removed from the effluent by 150 mg biomass of A. niger after 20 minutes of contact period. Up to 93.69% of the dye could be removed by 200 mg biomass of R. nigricans after 25 minutes of contact period. In general, R. nigricans was much more efficient biosorption agent as compared to A. niger. The range of adsobtion of dye by R. nigricans lied between 50.60% to 93.69% while that of A. niger lied between 36.62 to 66.50%.
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Pages:8-12
How to cite this article:
Narendra Pal Singh, Prashant Kumar "Studies on biosorption of pollutants by fungal dead biomass". International Journal of Ecology and Environmental Sciences, Vol 4, Issue 3, 2022, Pages 8-12
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