Evaluation of the Organic-Pollution Based on the Determination of some Polycyclic Aromatic Hydrocarbons(PAHs) in Tigris River Water in 2012 at Baghdad City , Iraq. Baghdad Sci.J [Internet]. 2014 Jun. 1 [cited 2024 May 6];11(2):399-406. Available from: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2644