TY - SER AU - Tiwari, Anurag AU - Keshav, Amit AU - Bhowmick, Shubhankar TI - Optimization of Esterification of Propionic Acid with Ethanol Catalyzed by Solid Acid Catalysts Using Response Surface Methodology (Rsm) a Kinetic Approach KW - Propionic Acid KW - Rsm KW - Dowex 50wex8-400 ER -