Diesel exhaust fluid (DEF) is an aqueous urea solution made with 32.5% urea and 67.5% deionized water.It is standardised as AUS 32 (aqueous urea solution) in ISO 22241. DEF is used as a consumable in selective catalytic reduction (SCR) in order to lower NO x concentration in the diesel exhaust emissions from diesel engines.. The German Association of the Automotive Industry (VDA) registered ...
DIESEL EXHAUST FLUID. BlueDEF Diesel Exhaust Fluid is a non-toxic solution engineered to help diesel-powered vehicles reduce emissions and improve fuel economy.
The Consumable Fluid Diesel exhaust fluid is a mixture of synthetic, high-purity, automotive-grade urea and deionized water. This liquid is clear, nontoxic, nonflammable, non-explosive, and ...
API has launched the Marine Diesel Exhaust Fluid Certification Program. Marine DEF, or AUS 40, is an aqueous high-purity urea solution at a concentration of 40% that is needed to operate converters with SCR in applications with large combustion engines.
Diesel exhaust fluid is one of the key elements of the Selective Catalytic Reduction (SCR) process used by most medium and heavy-duty engine builders to meet EPA 2010 regulations.
The Exhaust Fluid Quality Poor message, sometimes followed by other Diesel Exhaust Fluid (DEF) messages, may appear on the Driver Information Center of 2010–2016 Express and Savana vans and 2010–2016 Silverado HD and Sierra HD models equipped with the 6.6L Duramax diesel engine (RPOs LGH, LML).
For many years, owners of three-quarter and one-ton pickup trucks enjoyed the fact that there was no smog equipment on their trucks. But in 2008 the EPA required diesel particulate filters on all ...
Buy PEAK Blue Diesel Exhaust Fluid (DEF) - 2.5 gal - NAF DEF002 online from NAPA Auto Parts Stores. Get deals on automotive parts, truck parts and more.
Diesel Exhaust Fluid. Colonial Chemical Company has been a manufacturer and supplier of Urea based chemicals for NOx abatement for over 20 years. We produce and deliver millions of gallons of Diesel Exhaust Fluid (DEF) and urea in various forms annually.
Diesel Exhaust Fluid - Discover important DEF EPA Mandates - Due to the EPA clean air act, diesel emission mandates will require an 83% reduction in nitrogen oxide (NOx) emissions for 2010 from the EPA's 2007 emission levels.