Goswami TP, Kadam A, Mashru R. New Smartphone Based Colorimetric Method Development and Validation of Drugs Containing Nitrogen, Phosphorus and Sulphur. J. Drug Delivery Ther. [Internet]. 2022 Jun. 15 [cited 2026 Jan. 27];12(3-S):51-63. Available from: https://jddtonline.info/index.php/jddt/article/view/5503