Does DEF go bad or expire?

Because it doesn’t include any preservatives, DEF does come with a shelf life. The good news is, it’s a fairly long shelf life; DEF can usually be stored up to one year without any issues.

How should DEF be stored?

According to ISO22241, Diesel Exhaust Fluid (DEF) needs to be stored in a cool, dry place. Ideally storage temperatures should be between 12°F (11°C) and 86°F (30°C). The reason of this recommendation is due to the fact that DEF can lose its potency if stored above 86°F for prolonged periods of time.

How long is blue def good for?

BlueDEF conforms to the ISO-22241-1 specification for DEF, is API registered and meets or exceeds OEM specifications. The shelf life of DEF is directly related to the temperature at which it is stored. Storage temperature between 12º and 86º F are recommended to maintain optimal shelf life of up to two years.

How do I dispose of expired DEF fluid?

If DEF is bad, do not use it. Dispose of it immediately in an environmentally friendly way. Do not pour bad DEF down the drain or dump it on the side of the road. Each area has proper standards for disposing of DEF so check with your local government or DEF provider.

How do you dispose of expired DEF?

If one needs to dispose of bad DEF, do so in an ethical manner. Do not pour DEF down a drain or dump outside. Every area has proper DEF disposal regulations so check with the local government, municipal and environmental agency.

How does DEF degrade?

Small quantities of diesel exhaust fluid (DEF) are injected into the exhaust upstream of a catalyst, where it vaporizes and decomposes to form ammonia and carbon dioxide. The ammonia (NH3) is the desired product which in conjunction to the SCR catalyst, converts the NOx to harmless nitrogen (N2) and water (H2O).

How do you store DEF outside?

Keep DEF out of direct sunlight. If DEF is stored outside it must be kept shaded from the sun. DEF will begin to lose its urea potency if kept in direct sunlight for too long. Store DEF below 86°F (30°C) or in the coolest part of the storage facility.

What do you do with old DEF?

Can I dump DEF down the drain?

Bad DEF should be disposed of immediately and ethically. Do not pour down a drain or dump it outside. Check with your local government and environmental agency to learn how to properly dispose of DEF.

How do you store DEF?

DEF should be stored in a cool, dry, well-ventilated area, out of direct sunlight. While the optimum storage temperature is up to 77 deg F (25 deg C), temporary exposure to higher temperatures has little to no impact on the quality of DEF.

How long does Def fluid stay fresh?

What is the shelf life of DEF? If the DEF is stored at ambient temperatures of 75 F with no major periods of exposure to heat over 86 F then the batch of DEF will last roughly two years. If a package of DEF is exposed to periods of heating the fluid will last approximately one year.

How long does DEF Diesel Exhaust Fluid last?

Per regulations set by the EPA in 2010, SCR systems are required on all new manufactured diesel engines. How long does Diesel Exhaust Fluid (DEF) last? Diesel Exhaust Fluid (DEF) can last for up to two years if properly stored.

How long do MREs really last?

The standard MRE shelf life is 5 years under 75 degrees Fahrenheit. If they’re stored under cool weather conditions, MREs can last up to 10 years without going bad. It’s worth mentioning that these ready to eat foods can hardly go past a month when stored under 120 degrees F.

What is the shelf life of blue Def?

The shelf life of DEF is directly related to the temperature at which it is stored. Storage temperature between 12º and 86º F are recommended to maintain optimal shelf life of up to two years. If BlueDEF freezes, its efficacy will not be effected upon thawing. To maintain the purity of DEF and not harm the SCR Catalyst System care must