Production of Sodium Silicate from Imperata cylindrica Ash by Sodium Carbonate-Assisted Alkaline Extraction. J. Innov. Technol. [Internet]. 2026 Apr. 30 [cited 2026 Jun. 24];7(1):19-28. Available from: https://ojs.umrah.ac.id/index.php/jit/article/view/8463