Siti Munirah Binti Zainudin, Hashim NH. Effect of pH in Metal Salts Ability Study Towards Anionic Surfactant Detection. peat [Internet]. 2023 Dec. 21 [cited 2026 Apr. 9];4(2):736-47. Available from: https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/10494