| http://www.w3.org/ns/prov#value | - toluene, benzene, xylene and the like; hydrocarbons such as hexane, heptane, octane and the like; acetates such as methyl acetate, ethyl acetate, propyl acetate, butyl acetate and the like; other solvents such as ethyl phenol ether, propyl ether, tetrahydrofuran and the like.
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