Expert Quality. Precision refractometer suitable for measuring urea concentration in Adblue® diesel exhaust fluid. Will also measure anti-freeze strength. Focusable eyepiece and Automatic Temperature Corrected (ATC) prism ensures accuracy. Designed for use with standard ethylene glycol and propylene anti-freeze. Supplied with calibration screwdriver, calibration fluid, pipette and cleaning cloth. Refractometer measuring range: urea 0 to 40%, antifreeze 0 to-50°C. Packed in storage case. Expert Quality Precision refractometer suitable for measuring Urea concentration in Adblue® diesel exhaust fluid and will also measure anti-freeze strength Focusable eyepiece and Automatic Temperature Corrected (ATC) prism ensures accuracy Designed for use with standard ethylene glycol and propylene anti-freeze Refractometer measuring range; Urea 0 to 40% antifreeze: 0 to - 50°C; Supplied with calibration screwdriver, calibration fluid, pipette, cleaning cloth and storage case |