Pramushinta , I., I. I. Fitriyati, and N. Ambawarwati. “Analysis of Metanil Yellow in Sinom Drinks in Surabaya Using UV-Vis Spectrophotometry”. Journal of Pharmaceutical and Sciences, vol. 8, no. 4, Dec. 2025, pp. 3091-9, doi:10.36490/journal-jps.com.v8i4.1131.