Optimization of Microplate Type Uv-vis  Spectrophotometer Performance as an Antioxidant Activity Testing Instrument. Indonesian Journal of Chemical Science, [S. l.], v. 13, n. 1, 2024. DOI: 10.15294/ijcs.v13i1.5014. Disponível em: https://journal.unnes.ac.id/journals/ijcs/article/view/5014. Acesso em: 21 dec. 2025.