More About Refractometers
A refractometer is a laboratory or field device for the measurement of an index of refraction. The index of refraction is calculated from Snell's law and can be calculated from the composition of the material using the Gladstone-Dale relation.
Refractometers - Ideal for use in the food production industry, saltwater testing, and beer and wine making. Choose from digital or optical models, including handheld or lab units.
A refractometer is the only accurate way to test the concentration of a substance in a liquid.