prov:value
| - Solvents usable herein include aromatic hydrocarbons such as toluene and xylene; esters such as ethyl acetate, propyl acetate, and butyl acetate; alcohols such as methyl alcohol, ethyl alcohol, n-propyl alcohol, iso-propyl alcohol, and n-butyl alcohol; ketones such as acetone, methyl ethyl ketone, methyl isobutyl ketone, and cyclohexanone; ethers such as 2-methoxyethanol, 2-ethoxyethanol, 2-butoxy
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