What is the diffence between d2 and euro diesel en590?

D2 and Euro Diesel EN590 refer to different grades of diesel fuel. D2 is a broader term often used in certain regions to describe a type of diesel that meets specific standards, while Euro Diesel EN590 is a standardized specification in Europe that outlines the quality and performance parameters for diesel fuel, including sulfur content and other properties. EN590 is generally more stringent, ensuring lower emissions and better environmental standards compared to typical D2 diesel.