Jasim HH, Sultan MS. Determination of Priority Poly Aromatic Hydrocarbons Using Solid Phase Extractionand HPLC in Diyala River. Al-Nahrain J. Sci. [Internet]. 2018 Jun. 26 [cited 2026 May 22];17(3):44-52. Available from: https://anjs.edu.iq/index.php/anjs/article/view/403