OTR Digital AdBlue DEF Refractometer, Diesel Exhaust Fluid Nu Calgon requires a smaller sample size

requires a smaller sample size

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The honey refractometer is designed for government honey inspectors

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This unit uses ambient light

OTR Digital AdBlue DEF Refractometer, Diesel Exhaust Fluid Nu Calgon requires a smaller sample sizeRefurbished unit, clean and glossy case, but it has a little shelf rash. Description The OTR Digital DEF Refractometer is the ideal tool for testing Diesel Exhaust Fluid (DEF) quality. Diesel Exhaust Fluid is used in every commercial truck since 2010, and all off highway diesel engines had to meet Tier IV guidelines in 2014. This means there are literally millions of diesel engines in use every day that require DEF to operate properly. The OTR Digital