Adsorption of Salicylic and Sulfosalicylic Acid onto Powdered Activated Carbon prepared from Rice and Coffee Husks. Int. J. Curr. Eng. Technol. [Internet]. 2015 Jun. 30 [cited 2026 Apr. 10];5(3):1641-52. Available from: https://ijcet.evegenis.org/index.php/ijcet/article/view/2177