Table 4. Summary of biodiesel production from non-edible oil

Feedstock	Method	Reaction condition	Biodiesel yield (%)	Reference
Jarak	Reflux transesterification	C: TiO2/CaO T: 65°C, R: 90 min	79.68	Pratika et al. (2021)
Jarak	Distillation transesterification	C: NaOH T: 65°C, R: 90 min	94.83	Budiman et al. (2019)
Kepuh	Stirring transesterification	C: NaOH, V: 3.96 mm2/s, T: 60°C, R: 2.5 h	93.55	Silitonga et al. (2013)
Malapari	Distillation transesterification	C: KOH, FP: 150°C, V: 4.8 Cst	92.00	Karmee et al. (2005)
Nyamplung	Microwave transesterification	C: KOH, D: 0.86 g/cm3, V: 3.7 Cst	96.00	Qadariyah et al. (2018)