SINAGA, Boy Andika; DARMA, Frandika; RAHMADHANI, Rahmadhani. The Duration of Sodium Methoxide Catalyst Impregnation in Methanol and Its Impact on the Reduction Monoglyceride Content in Biodiesel Production . Journal of Engineering and Science Application, [S. l.], v. 2, n. 1, p. 17–27, 2025. DOI: 10.69693/jesa.v2i1.17. Disponível em: https://jesa.aks.or.id/jesa/article/view/17. Acesso em: 8 oct. 2026.