D. Yashwanth Kumar1*, Dr. Rohit Saraswat2 1Research Scholar, School of Pharmacy, OPJS University, Churu, Rajasthan 2Research Supervisor, School of Pharmacy, OPJS University, Churu, Rajasthan A B S T R A C T Analytical chemistry is the qualitative and quantitative analysis of drug substances in biological fluids (mainly plasma and urine) or tissue. It plays a significant role in the evaluation ... Read More »