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What is AdBlue®?

AdBlue® is a highly purified colourless liquid. It contains demineralized water and urea (32.5%). It is used with diesel engines and is also known outside of Europe as DEF, ARLA 32 or AUS 32 in some countries. The main active component of AdBlue® is ammonia. This is chemically formed by hydrolysing automotive urea, which is the main raw material for … Continued