The refractometer is a precision instrument which tests the freezing levels of Antifreeze and battery fluids and has an automatic temperature compensation facility. This antifreeze refractometer is designed for standard and modern long-life Organic Acid Technology (OAT) antifreeze and Propylene Glycol. It is supplied complete with a dropper for collecting fluid and a plastic storage case.
Contents: refractometer, precision screwdriver for the calibration screw.
