Marine Fuel Oil (MFO)
International Standard ISO8217:2005

CHARACTERISTICS METHOD UNIT 180CST (RME) 380CST (RMG)
Density @ 15°C ASTM D1298 KG/L 0.9910 MAX 0.9910 MAX
Kinematic Viscosity @ 50°C ASTM D445 CST 180 MAX 380 MAX
Micro Carbon Residue ASTM D4530 WT % 15 MAX 18 MAX
Sulphur ASTM D4294 WT % 4.50 MAX* 4.50 MAX*
Water by Distillation ASTM D95 Vol % 0.5 MAX 0.5 MAX
Flash Point ASTM D93 °C 60.0 MIN 60.0 MIN
Pour Point ASTM D97 MOD °C 30 MAX 30 MAX
Total Sediment Potential IP 390A WT % 0.10 MAX 0.10 MAX
Ash ASTM D482 WT % 0.10 MAX 0.15 MAX
Vanadium IP 501 MG/KG 200 MAX 300 MAX
Zinc IP 501 MG/KG 15 MAX 15 MAX
Phosphorus IP 501 MG/KG 15 MAX 15 MAX
Calcium IP 501 MG/KG 30 MAX 30 MAX
Silicon + Aluminum IP 501 MG/KG 80 MAX 80 MAX

* Under Regulation 14 of the revised MARPOL Annex VI, the sulphur content of any fuel oil used on board ships outside Emission Control Areas shall not exceed 3.5% m/m on and after 1st January 2012, unless they are equipped with type-approved abatement technologies for reducing SOx emissions to the required levels.