Product Specs
Mazut M100, Bunker Fuel, and Heavy Fuel Oil Standards
PetroIntermediation TeamProduct Specs
- Mazut M100 — Russian heavy fuel oil, GOST 10585-2013.
- IFO380 — intermediate fuel oil, viscosity 380 cSt.
- VLSFO — very low sulfur fuel oil, ≤0.50% S, IMO 2020 compliant.
Since IMO 2020, all marine bunker fuel must be ≤0.5% sulfur unless the vessel has a scrubber. Mazut M100 high-sulfur grades are legal only for scrubber-fitted ships.
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