D2 diesel fuel is the broad category for the second distillate of
crude oil. Ultra-low sulfur grades of D2, such as GAS OIL
LO.***2(GOST *****2) , reduce sulfur content to a maximum of 0.*2
percent and reduce sulfur pollution emissions...Standard diesel
fuel (sometimes called diesel oil) comes in two grades: Diesel*1
(D1) and Diesel*2 (D2).