Analysis of Vitamin C in White Dragon Fruit (Hylocereus Undatus) and Red Dragon Fruit (hylocereus Polyrhizus) With Comparison of Uv Spectrophotometry and Iodimetric Titration Methods. JPS 2023, 6 (3), 1313-1321. https://doi.org/10.36490/journal-jps.com.v6i3.216.