AMaterial and Methods
Wastewater collection and analysis: Wastewater was
collected from the wastewater outlet of Packages (Pvt)
Ltd, stored at 2-3oC to prevent any change in
physiochemical characteristics. pH, temperature, total
solids, dissolved solids, suspended solids, color and COD
were determined by the standard method prescribed in
APHA (Anon., 1989) handbook, using analytical grade
chemicals (Merck).