Rohim AM, Marwoto P, Priatmoko S, Syifa A. Analysis FTIR Test, Viscosity, Density, Acid Number, and Organoleptic in Bulk Cooking Oil with Packaged Cooking Oil . jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 May 31 [cited 2024 Nov. 25];9(5):2613-8. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/2533