فهرس المقالات Elham Arshadi المقاله 1 - Optimization of Experimental Conditions in Single-Stage Process for Preparation of Potassium Sulphate from Magnesium Sulfate and Potassium Chloride 20.1001.1.20083815.2021.15.2.1.2 Elham Arshadi Babak Nahri-Niknafs Manoochehr Dastoor Seyed-Ali Sobhanian Journal of Applied Chemical Research , العدد 2 , السنة 15 , بهار 2021