K. H. Al-Sowdani and Yousif M.Yousif 2023. Completely Lab-Build flow injection System supplied with Combined Fluorometer and Photometer. Journal of Kufa for Chemical Sciences. 2, 9 (Aug. 2023), 1–12. DOI:https://doi.org/10.36329/jkcm/2022/v2.i9.13284.