Synthesis and Characterization of Copper Nanoparticles by Chemical Method Using Ascorbic acid as a Reducing Agent in Presence of Metronidazole Benzoate (MTZ.B) (1-(2-benzyloxy ethyl)-5-nitro methyl imidazole) Drug . cbej [Internet]. 2022 Dec. 11 [cited 2024 Jul. 8];24(101):97-113. Available from: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/6965