[1] Univ Baghdad, Al Khwarizmi Coll Engn, Dept Biochem Engn, POB 47008, Baghdad, Iraq
[2] Univ Technol Baghdad, Environm Res Ctr, Baghdad, Iraq
[3] Univ Technol Iraq, Dept Chem Engn, 52 Alsinaa St,POB 35010, Baghdad, Iraq
[4] Univ Baghdad, Coll Engn, Dept Chem Engn, POB 47221, Baghdad, Iraq
[5] Manchester Metropolitan Univ, Div Chem & Environm Sci, Chester St, Manchester M1 5GD, England