ALIZAR, Zsa Zsa Fitria; MAWARDI, Mawardi; ULIANAS, Alizar; AINI, Syamsi; SURYANI, Okta. NiAl₂O₄ -Modified Glassy Carbon Electrode From Napa Soil For Pb²⁺ Ions Using Voltammetry. Hydrogen: Jurnal Kependidikan Kimia, [S. l.], v. 14, n. 3, p. 508–516, 2026. DOI: 10.33394/hjkk.v14i3.21254. Disponível em: https://e-journal.undikma.ac.id/index.php/hydrogen/article/view/21254. Acesso em: 8 sep. 2026.