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EC number: 265-058-3
CAS number: 64741-57-7
A complex combination of hydrocarbons produced by the vacuum distillation of the residuum from atmospheric distillation of crude oil. It consists of hydrocarbons having carbon numbers predominantly in the range of C20 through C50 and boiling in the range of approximately 350°C to 600°C (662°F to 1112°F). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.
of 10 male and 10 female SD rats were exposed to aerosolised test
substance (2100, 3300 or 4800 mg/m3) for 4 hr, followed by a
14 day observation period.
of twenty high dose animals died before study day 4 however no obviously
treatment-related gross necropsy findings were apparent.
acute inhalation LC50 of F-74-01 was 4100 to 4500 mg/m3.
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