Agent Name

Distillates (petroleum), light naphthenic

CAS Number




Major Category

Other Classes


Light naphthenic distillate; Light naphthenic distillate (petroleum); Light naphthenic distillates (petroleum); Distillates, petroleum, light naphthenic; Mineral oil, petroleum distillates, light naphthenic; Distillates, (petroleum), light naphthenic; [ChemIDplus] Unrefined base oil; [IUCLID] HONING OIL; REF STN-OIL; [Miltex MSDS]


Petroleum Distillates, Other


Liquid; [EPA ChAMP: Hazard Characterization] Pale straw to yellow liquid with an odor of mineral oil; [Miltex MSDS]


Used to make fine and large scale chemicals, rubber, and polymers, in coatings, lubricants, metal working fluids, and water treatment chemicals, and as a fuel and functional fluid; [ToxPlanet: ECHA REACH Registrations] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]


"TSCA Definition 2008: A complex combination of hydrocarbons produced by vacuum distillation of the residuum from atmospheric distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly in the range of C15 through C30 and produces a finished oil with a viscosity of less than 100 SUS at (19cSt at It contains relatively few normal paraffins." [ChemIDplus] Harmful by ingestion (may cause lung damage by aspiration); Prolonged or repeated skin exposure may cause serious adverse effects; Possible carcinogen and fetal toxicant; [ToxPlanet: ECHA REACH Registrations] Unrefined and mildly refined distillate base oils demonstrate low acute oral and dermal toxicity; Skin and eye irritation in rabbits; No skin sensitization in guinea pigs; Increased frequency of skin tumors in mice; [EPA ChAMP: Hazard Characterization] May cause skin and eye irritation; Inhalation may cause irritation and dizziness; [Miltex MSDS]

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