KleenDEF Diesel Exhaust Fluid is a mixture of 32.5% high purity synthetic urea and 67.5% deionized water that is used in Selective Catalytic Reduction(SCR) systems on diesel engines. DEF is the primary ingredient used to help convert NOx to harmless nitrogen and water. It is stable, colorless, non-flammable, non-toxic, and is classified as a minimum risk for transportation. KleenDEF conforms to the ISO-22241-1 specification for DEF, is API registered, and meets or exceeds OEM specifications.
|Appearance:||Colorless, clear liquid|
|Boiling Point, °F:||>212° F °F|
|Freezing Point, °F:||12° F °F|
|Specific Gravity (Water=1):||1.09|
|Vapor Density (Air=1):||0.6 H2O >1|
|Vapor Pressure (mm of Hg):||N/A|