Cahya CAD, Saragih A, Br Sinaga HL. Analysis of Rhodamin B Levels in Lipbalms Sold Online Using Uv-Vis Spectrophotometry . JFM [Internet]. 2024 Oct. 31 [cited 2024 Nov. 20];7(1):111-7. Available from: https://ejournal.medistra.ac.id/index.php/JFM/article/view/2352