| http://www.w3.org/ns/prov#value | - Examples of suitable solvents include: hydrocarbons, such as benzene, toluene, xylene, hexane or heptane; halogenated hydrocarbons, such as chloroform, methylene chloride or carbon tetrachloride; ethers, such as diethyl ether, tetrahydrofuran or dioxane; amides, such as dimethylformamide, dimethylacetamide or hexamethyl-phosphoric triamide; esters, such as ethyl acetate or methyl acetate; water; a
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