List of Articles پوسته شلتوک Open Access Article Abstract Page Full-Text 1 - Study of Variations Equilibrium Time at Different Concentrations by Activated Carbon Adsorbent Hassan Jamali Armandi Shayan Shamohammadi Open Access Article Abstract Page Full-Text 2 - Effect of concentration on efficiency and adsorption equilibrium time of lead from aqueous solution by rice husk adsorbent Hasan Jamali Armandi Zaman Shamohamadi Heidari