Cetane enhancer

High-speed diesel engines require diesel with a higher cetane number/index to run effectively.

With the increasing supply of heavier crude, diesel with a high cetane number/index is more difficult to produce. There are several ways to increase the cetane number/index, including:

There is neither a limit nor a preferred cetane improver, set by the specifications. Thus, it is left to refiners and oil marketing companies to decide. The most common cetane improver, and used globally, is 2-ethylhexyl nitrate (2-EHN). However, this additive increases the nitrogen content of diesel. Wh