Comparison between Transesterification Reaction with Microwave Heating and Conventional Heating for Biodiesel Production from Coconut Oil with Alkaline Catalyst

Biodiesel is a biofuel made from vegetable oil through an esterification-transesterification process. The process of making biodiesel carried out by conventional heating methods and microwave heating. reaction was according to the specified variables, with concentration 0.1% volume methanol variable power 135, 225 315 watts time variations 5, 3 1 minute, as well at 60°C for hour. best result one using minute. yield 88.879%, water content 0.01%, acid number 0.56 Kg-KOH/g, density 0.892 g/mL viscosity 2.617 cSt. in comparison method.