Synthesis of Mercapto Ethyl Ester of Palm Fatty Acid Distillate I Dewa Gede Arsa Putrawan, Adli Azharuddin, Kartini Ratna Arum, Dendy Adityawarman and Dicka Ar Rahim MATEC Web Conf., 156 (2018) 06010 Published online: 14 March 2018 DOI: 10.1051/matecconf/201815606010