Agent Name

Residual oils (petroleum), solvent-refined

CAS Number


Major Category

Other Classes


Residual oils, petroleum, solvent-refined; Residual oils, (petroleum), solvent-refined; [ChemIDplus] Base oil; Base oil, bright stock; Base oil, lubricant base stock; Bright stock raffinate; BS95 (bright stock distillate, solvent refined); BS95H (bright stock distillate, solvent refined hidrofinished); Lubricating oil; Mineral oil; Raffinate; Solvent-refined residual oil; [IUCLID] SN 150 BS; SEVERELY SOLVENT REFINED RESIDUUM; [Holly Refining and Marketing MSDS]


Petroleum Oils


Liquid; [Reference #1] Dark viscous liquid; [Holly Refining and Marketing MSDS]


Used for lubricant production, rubber compounding, as heat transfer agent, in hydraulic fluids and additives, and as an intermediate; [IUCLID] Used as a base oil; [Holly Refining and Marketing MSDS]


TSCA Definition 2008: Obtained as the solvent insoluble fraction from solvent refining of a residuum using a polar organic solvent such as phenol or furfural and consisting of hydrocarbons with carbon numbers higher than C25 and boiling above 400 deg C; [ChemIDplus] May cause mild skin irritation; Practically non-toxic by ingestion and skin absorption; No acute effects expected by inhalation; [Holly Refining and Marketing MSDS]

Reference Link

EPA Hazard Characterization Document: Waxes and Related Materials - 2011

Links to Other NLM Databases
Toxicity Information


Chemical Information

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Related Information in HazMap

Industrial Processes with risk of exposure: