“Study Formaldehyde Release From Personal Care Products by Chromotropic Acid Method: Studi Pelepasan Formaldehid Dari Produk Perawatan Pribadi Dengan Metode Asam Kromatropat”. Journal Pharmasci (Journal of Pharmacy and Science) 11, no. 1 (January 15, 2026): 91–100. Accessed August 8, 2026. https://e-journal.akfarsurabaya.ac.id/index.php/jps/article/view/587.