Diesel Exhaust Fluid (DEF) Refractometer Kit - 5025

• For use with heavy duty, Class 7-8 trucks with SCR-equipped engines • Measures the Diesel Exhaust Fluid ­(DEF) concentration Scale: • 0.5% line graduations • 32.5% indicated • Scale 15-40% • Waterline & 20° C

 

OTC-5025