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EC number: 265-081-9
CAS number: 64741-80-6
A complex combination of hydrocarbons produced as the residual fraction from distillation of the product from a thermal cracking process. It consists predominantly of unsaturated hydrocarbons having carbon numbers predominantly greater than C20 and boiling above approximately 350°C (662°F). This stream is likely to contain 5 wt. % or more of 4- to 6-membered condensed ring aromatic hydrocarbons.
HFOs are viscous liquids at normal temperature and pressure and are usually heated to improve flow characteristics during distribution and use.
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