“Authentication of Turmeric Powder from Sudan I, QuinolineYellow and Methanyl Yellow by FTIR Method Combined With Chemometric: Autentikasi Serbuk Kunyit Dari Sudan I, Kuning Quinoline Dan Kuning Metanil Dengan Metode FTIR Yang Dikombinasi Dengan Kemometrik”. 2025. Journal Pharmasci (Journal of Pharmacy and Science) 10 (1): 41-44. https://doi.org/10.53342/pharmasci.v10i1.486.