Enzymatic Biodiesel Synthesis Using a Byproduct Obtained from Palm Oil Refining
Figure 1
Effects of type of lipase on fatty acids conversion during 2.5 h, using 3 wt.% of commercial lipase, 8 g of PFAD, and 2 g of alcohol added in two steps ( g, g) at 60°C. (a) Methanol; (b) ethanol.