Tiwari, Anurag Keshav, Amit Bhowmick, Shubhankar Optimization of Esterification of Propionic Acid with Ethanol Catalyzed by Solid Acid Catalysts Using Response Surface Methodology (Rsm) a Kinetic Approach - p. Subjects--Topical Terms: Propionic AcidRsmDowex 50wex8-400,