The Effect of H2SO4 Concentration on the Yield and Purity of Zinc Sulfate in the Synthesis of Zinc Sulfate from Zinc Waste. Jurnal Serambi Engineering, [S. l.], v. 11, n. 1, 2026. Disponível em: https://jse.serambimekkah.id/index.php/jse/article/view/1487. Acesso em: 28 jun. 2026.