Diesel Exhaust Fluid Quality Control – Testing Your Fleet’s DEF
Diesel Exhaust Fluid – Quality Control Diesel Exhaust Fluid, or DEF is a non-hazardous solution comprised of 67.5% deionized water (DI Water) and 32.5% urea and maintaining DEF quality control is an essential part of your fleet’s preventative maintenance. As an aftertreatment emissions control technology it is required in 2010... Read More +