| http://www.w3.org/ns/prov#value | - Examples of the solvent include aromatic hydrocarbons, such as benzene, toluene or xylene; halogenated hydrocarbons, such as dichloromethane, chloroform or carbon tetrachloride; ethers, such as ethyl ether, isopropyl ether, dioxane or THF; nitriles, such as acetonitrile or propionitrile; esters, such as ethyl acetate; hydrocarbons, such as petroleum ether, petroleum benzin or hexane; and ketones,
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