Sintesis Katalis Cao Dari Cangkang Kerang Darah Terimpregnasi Sio2 (5%) Dari …

Crude Palm Oil (CPO) as a raw material for the synthesis of biodiesel has a high content of free fatty acid, when reacted with the catalyst CaO of the clam shell that is a strong base will form an emulsion and CaO also has a small surface area that requires modification. Therefore, added porous silica material from the coconut fiber can improve the acidity and surface area of the catalyst. The …