Yassin, I. et al. 2025. CPE For Determination Pb +2, Cd +2, and Cu+2 Prior to Flame AAS Method in Different Types of Water in Basrah City Province. Journal of Kufa for Chemical Sciences. 5, 1 (Dec. 2025), 172–185. DOI:https://doi.org/10.36329/jkcm/2025/v5.i1.17044.