Removal of Chemical Oxygen Demand in Tannery Effluent by Flocculant

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Abstract:

The chemical oxygen demand (COD) in tannery wastewater was treated by prepared flocculant at different conditions. The results showed that the most suitable reaction conditions were attained at a temperature of 25°C, pH of 8, flocculant of 0.2 g/L when the shaking speed of 150 r/min and the reaction time was 15 min. Through testing the saccharide and protein in the flocculant, it was found that the flocculant contained saccharides and proteins.

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Advanced Materials Research (Volumes 602-604)

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1265-1268

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December 2012

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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