Development of Indirect Spectrophotometric Method for Quantification of Cephalexin in Pure Form and Commercial Formulation Using Complexation Reaction (Muhammad Naeem Khan, Sundus Kalsoom, Rahana Hussain, Zarbad Shah, & Muhammad Saadiq , Trans.). (2016). Pakistan Journal of Analytical & Environmental Chemistry, 17(2), 118 – 123. https://doi.org/10.21743/pjaec.v17i2.260