Measuring The Adsorption Rate Of Cu (II) Ions From Aqueous Solutions Using Neem Leaf Powder (Azadirachta indica) as a Bioadsorbent. م ل ع ت ب [Internet]. 2026 Aug. 31 [cited 2026 Sep. 2];8(2):A61-66. Available from: https://www.srcest.org.ly/journal/index.php/ljest/article/view/480