The D6 fuel most frequently quoted are listed below :
-   IFO 380 – Intermediate D6 Fuel Oil with a Maximum Viscosity of 380 Centistokes.
-   IFO 180 – Intermediate D6 Fuel Oil with a Maximum Viscosity of 180 Centistokes.)
-   LS 380 – Low–Sulphur ( less than 1.5% ) Intermediate D6 Fuel Oil with a Maximum Viscosity of 380 Centistokes.
-   LS 180 – Low–Sulphur ( less than 1.5% ) Intermediate D6 Fuel Oil with a Maximum Viscosity of 180 Centistokes.
-   MDO – Marine Diesel Oil.
-   MGO – Marine Gasoil.