PRATAMA, Angga; SELFINA GALA. Comparative Evaluation of Aqua Regia and Tri-Acid Digestion Methods for the Determination of As, Cu, and Pb in an Ore-Grade Certified Reference Material by Flame Atomic Absorption Spectrometry. Journal of Green Chemical and Environmental Engineering, [S. l.], v. 2, n. 2, p. 122–132, 2026. DOI: 10.63288/jgcee.v2i2.28. Disponível em: https://ejournal.candela.id/index.php/jgcee/article/view/168. Acesso em: 20 jul. 2026.