PURBA , I. S. P.; SUPIYANI, S.; NASUTION, H. munandar; LUBIS , M. S. Analysis of Nicotine Content and Identification of Bioactive Compounds in Gayo-Origin Tobacco Leaf (Nicotiana tabacum L.) Extract Using GC–MS and Titration. Journal of Pharmaceutical and Sciences, [S. l.], v. 8, n. 4, p. 2662–2673, 2025. DOI: 10.36490/journal-jps.com.v8i4.1161. Disponível em: https://journal-jps.com/new/index.php/jps/article/view/1161. Acesso em: 24 nov. 2025.