Amarasinghe B. Lead and Cadmium Removal from Aqueous Medium Using Coir Pith as Adsorbent: Batch and Fixed bed Column Studies. JTFE [Internet]. 2011 Oct. 26 [cited 2024 Apr. 30];1(1). Available from: http://journals.sjp.ac.lk/index.php/JTFE/article/view/82