prov:value
| - As the organic solvent, there can be mentioned, for example, hydrocarbons such as hexane, benzene, toluene and the like, halogenated hydrocarbons such as chloroform, methylene chloride, carbon tetrachloride, 1,2-dichloroethane and the like, ethers such as diethyl ether, tetrahydrofuran, dioxane and the like, ethyl acetate, acetonitrile and dimethylformamide.
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