The research of temperature variation influence and methanol percentace to the characteristic of biodiesel from kepayang seed oil’s (Pangium edule, REINW) which done by using natrium hidroksida catalyst. Transesterification process of kepayang seed oil’s done at temperature 50 °C, 60 °C and 70 °C and with the percentage of metanol and kepayang seed oil (20% : 80%); (30% : 70%); (40% : 60…