This third edition is an attempt to present the physical pharmacy experiments covering almost full requirements of various universities in a simple, easily understandable and performable manner. The outstanding features are: ? Use of SI Units like all other fields of Science. ? Questions and Answers provided at the end of each experiment to help the students understanding the application of each experiment and face viva voce easily during practical examination. ? Principles and Experimental Procedures written in an easily adoptable style. ? Some experiments are revised and updated in this edition.