Research Article

Optimization by Response Surface Methodology of Biodiesel Production from Podocarpus falcatus Oil as a Cameroonian Novel Nonedible Feedstock

Table 5

Optimal viscosity and yield conditions.

Optimal values of parametersPredicted responses

ParametersViscosityYieldViscosityYield
Temperature (°C)79.985505.4738 mm2/s98.738%
Reaction time (min)60.0180
Molar ratio6.00027/19.99997/1