2016
DOI: 10.5897/ajest2014.1994
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Pollution assessment and heavy metal determination by AAS in waste water collected from Kushtia industrial zone in Bangladesh

Abstract: This study was to investigate the contamination level of waste water in the Kushtia industrial region of Bangladesh. Some parameters of waste water were analyzed like pH, electrical conductance, total dissolved solids (TDS), hardness, biochemical oxygen demand (BOD 5 ), chemical oxygen demand (COD), and for heavy metal (Pb, Cd, Cr, Cu, Mn) concentration. The pH was found to be of range from 8.485 to 4.187; whereas, the electrical conductance was 8.4×10 -4 to 2.9×10 -3 ohm -1 cm -1. In addition, the lowest valu… Show more

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Cited by 10 publications
(2 citation statements)
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“…[17] [18] [19] [20]. Samples were aspirated by the instrument into a burner, desolvated, atomized, and excited to a higherenergy electronic state.…”
mentioning
confidence: 99%
“…[17] [18] [19] [20]. Samples were aspirated by the instrument into a burner, desolvated, atomized, and excited to a higherenergy electronic state.…”
mentioning
confidence: 99%
“…Operationally, the Wastewater Treatment Plant (WWTP) of the Magetan tannery industry has not been effective in increasing the amount of wastewater produced. This ineffectiveness is due to the processes that occur in biological treatment that cannot run properly, thus affecting the performance of the Wastewater Treatment Plant (WWTP) and making the effluent discharged into water bodies contain heavy metals, pungent odours, and make the colour of water in water bodies cloudy [6].Since Tannery effluent is classed as the highest pollutant among all industrial effluents [7]. Heavy metal penetration from tannery effluents has toxic effects on soil and groundwater [8].…”
Section: Introductionmentioning
confidence: 99%