“IDENTIFICATION AND DETERMINATION OF CAFFEINE CONTENT IN BUTONG TEA AND BLACK TEA USING SOXHLET EXTRACTION AND TLC: IDENTIFIKASI DAN PENETAPAN KADAR KAFEIN TEH BUTONG DAN BLACK TEA DENGAN SOXHLETASI SERTA KLT”. Forte Journal 6, no. 02 (July 9, 2026): 602–607. Accessed November 13, 2026. https://ojs.unhaj.ac.id/index.php/fj/article/view/2401.