| http://www.w3.org/ns/prov#value | - Although other solvents than water and the lower aliphatic alcohols can be used to dissolve the surfactant, for example, ketones, ethers, and other higher boiling solvents which are nonsolvents for the polymer at the temperature used for extraction, for convenience we generally use water or one of the readily available, low cost, low boiling solvents, e.g., alcohols, to extract the surfactant from
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