Refractive Index

The Refractive Index is another reliable physical parameter to of an essential oil that suggests its purity and quality standards. It is a distinctivefigure that illustrates how a oil retorts to the speedily passing light and bends it.

reflective index

Imperatively, the Refractive Indexprovides an analysis on how (and by how much) the speed of light gets varied when it is passed through the oil.