Active Pharmaceutical Ingredients are considered as indispensable parts of various pharmaceutical formulations. These are added in the composition of drugs to cure different symptoms in a specific manner. Active Pharmaceutical Ingredients that are available in solid, powder and crystalline forms, are known for their standard storage temperature, density and pure content. Solubility of these substances varies as per their composition. All these substances need to be stored under room temperature. Quality of these products has been verified on the basis of their shelf life, purity, stability of properties and melting point. These are non toxic and these have distinctive smell.