| http://www.w3.org/ns/prov#value | - The solvents that can be used is selected from the group consisting of water, alcohols such as methanol, ethanol, n-propanol, isopropanol, n-butanol, isobutanol, and tertiary butyl alcohol and the like; ketones such as acetone, methyl isobutyl ketone and the like; ethers such as tetrahydrofuran (THF), 2-methyl tetrahydrofuran and the like; aprotic polar solvents such as ??,??-dimethyl formamide (D
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