Refractometers

Description An industrial fluids testing device that will quickly and accurately measure the concentrate to water ratio of metal Working coolants, parts cleaners, chromating solutions and many other types of aqueous based solutions and emulsions. Economy hand held refractometer With automatic temperature compensation (ATC) Supplied in hard protective case Features - Scale 0-18 Brix - Dirty and old coolant is also shown as blurred line. Clean new coolant is shown as a sharp line ..