| http://www.w3.org/ns/prov#value | - The low boiling, water-immiscible organic solvents must have a boiling point below 100 C., i.e., 10 to 95 C., preferably C. Examples of said solvents are hydrocarbons such as pentane, hexane, benzene, etc.; halogenated hydrocarbons such as methylene chloride, chloroform, dichlorodifluoromethane, etc.; hydrocarbon ethers such as ethyl ether, etc.; and lower carboxylic acid esters or mixtures thereo
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