List of Articles Spent caustic Open Access Article Abstract Page Full-Text 1 - Spent caustic wastewater treatment of petrochemical units by wet air oxidation process اسما مرتضویان حمیدرضا مرتهب مرتضی مافی Open Access Article Abstract Page Full-Text 2 - Treatment of Spent Caustic Effluent of Oil Refinery with Catalytic Oxidation and Optimization of Relevant Parameters using Response Surface Methodology Rogayeh Elmi Amir Farshi arezoo nejaei Mohammad Ebrahim Ramazani Ebrahim Alaie 10.22034/ap.2021.1923341.1093