Fuel oil, residual

Agent Name
Fuel oil, residual
CAS Number
Major Category
Other Classes
IFO-180; Residual fuel oil; Residual(heavy) fuel oil; [ChemIDplus] BNL 538 / Intermediate bunker fuel 3.5% S; Brisol FS7; Braendselsolie rest; Fuelolie; Fuel 77; Fuel 45; Bunker C; Bunker fuel oil; Fioul lourd no 1; FO1; FOL1; Fioul soutes; IF 380; IF 180; IF 120; Fiouls lourds importes; FOL; FO; Fluxed VPS bottoms; Fuel Oil; FUEL OIL; Heavy fuel oil; HFO; Fuel–oil marino; MFO; RFO; Fuel–oleo residual; Fuel–oil; FUELOIL 1% SULPHUR; FUELOIL 3% SULPHUR; FUELOIL 3.5% SULPHUR; FUELOIL BIA; FUELOIL BLENDING; FUELOIL No 1; FUELOIL No 2; Fuels Lourd/Intermediate; Fuels ververie/fuel de chauffe; Furnace Oil; Heavy Fuel Oil; HEAVY FUEL OIL; Heavy fuel oil 3% S (land); Heavy/Medium fuel oils; Heizoel Schwer; Heizol; High Sulphur Fuel Oil; HIGH VISCOSITY FUELOIL; HS; HVS; IF 80/180/380/460; INTERFUELOIL; Intermediate fuel oil; LIGHT FUEL OIL; Light fuel oil; Low S fuel oil; MARINE BUNKERS; MARINE FUEL OIL; MEDIUM FUEL OIL; Petroleum hydrocarbons; REFINERY FUELOIL; Resid; Residual Fuel Oil; Residue; RESIDUAL FUEL OIL; Schweres Heizol; HS; Neustadt/Donau; Semilavorato pesante; Heizozol fur Bunkerzwecke (HS–BU); Heizol schwer 2,8 (HS–2,8); Vac. Resid rundowns; [IUCLID] Bunker Fuel; Bunker C Grade 6; [Total Petrochemicals MSDS] UN1268
Petroleum Refining Residues
Dark brown liquid with an odor like asphalt; [Total Petrochemicals MSDS]
Permitted for use as an inert ingredient in non-food pesticide products; [EPA] Used as a fuel, to power ships, to make carbon, as a conductive agent, for heating, and a chemical intermediate; [IUCLID]
"TSCA Definition 2008: The liquid product from various refinery streams, usually residues. The composition is complex and varies with the source of the crude oil." [ChemIDplus] Similar fuel oil demonstrates skin and eye irritation in rabbits and skin sensitization in guinea pigs; 28-day dermal study of rats produced a LOAEL of 480 mg/kg/day for increased liver and spleen weights and decreased erythrocytes, hemoglobin, and hematocrit values; [EPA ChAMP: Hazard Characterization: Heavy Fuel Oils] May release hydrogen sulfide gas; May cause irritation; [Total Petrochemicals MSDS]
Biomedical References

Exposure Assessment

Lethal Concentration
LC50 (rat) = 4,100 mg/m3/4hr
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Petroleum distillates, n.o.s."

Adverse Effects

IARC Carcinogen
Possible (2b)

Diseases, Processes, and Activities Linked to This Agent

Other Information
No other related information on this agent was found.