| http://www.w3.org/ns/prov#value | - Among such solvents are, by way of illustration, aliphatic and cycloaliphatic solvents such as heptane, hexane, octane, isooctane, cyclohexane and methylcyclohexane; but particularly desirable are aromatic hydrocarbons such as benzene, toluene, xylenes, and compatible mixtures of any two or more thereof.
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