 Definition: The refractive index (RI) is a fundamental optical property that quantifies how much a substance can bend or refract light. It is defined as the ratio of the speed of light in a vacuum to the speed of light in the medium of interest. The refractive index is a dimensionless number, and it provides … Read more
1. Organoleptic Evaluation Principle: Assessment of sensory properties, including aroma and flavor, through smell and taste. Application: Initial qualitative evaluation of essential oil characteristics. 2. Physical Characteristics Color and Appearance: Principle: Visual inspection for color variations and overall appearance. Application: Helps identify impurities or alterations in the essential oil. Specific Gravity: Principle: Determination of the … Read more
