Tanneries wastewater characteristics and trend analysis in Ethiopia
Bethelhem Tegegn Weldu
Broschiertes Buch

Tanneries wastewater characteristics and trend analysis in Ethiopia

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The study examines the characteristics of wastewater discharged from tanneries in Ethiopia. Waste water sample was taken at the discharge point to determine the physico chemical parameters. Chromium (3+) concentration of the wastewater was determined by SLC 208. TSS, COD, Cl, Ammonia, sulfides and Phosphate-of the waste water analysis also performed in the laboratory by APHA2540-D, APHA 5220 B-COD, APHA 4550-Cl-B, APHA 4500-NH3, SLC 202, and Hack Lange (LCK349) methods respectively. The average value of each wastewater parameters were compared with standard value set by Ministry of Environment...