OTC 5025 Diesel Exhaust Fluid (DEF) Refractometer OTC 1" drive 32mm Metric Length:

1" drive 32mm Metric Length: 63 mm 6 Pts

(50)screw on non woven 2" coarse

3/4" drive 29 mm Metric 6 Pt

Weight: Approximately 3

Manufacturer Part Number: W9104

OTC 5025 Diesel Exhaust Fluid (DEF) Refractometer OTC 1" drive 32mm Metric Length:The Refractometer is a portable. precision. optical instrument used for measuring the Diesel Exhaust Fluid (DEF) concentration. When a liquid sample is placed on the prism. the light passing through it is bent. The more concentrated the liquid. the more the light will bend. The Refractometer contains a reticle. or scale. that is enlarged through the eyepiece to measure this light. The values on the scale have been established to evaluate the DEF