
— Abdulloh et al. (2016) evaluated turen (Indonesia) originate bentonite (Al +3) as a catalyst in the esterification reaction of oleic acid, palmitic acid and linoleic acid for the production of biodiesel.Al +3 modified bentonites were characterized by FTIR, BET, XRD and XRF. Fatty acids were esterified with methanol and modified bentonite was used as …