Viscosities, Vapor Pressures, and Excess Enthalpies of Choline Lactate + Water, Choline Glycolate + Water, and Choline Methanesulfonate + Water Systems Constantinescu, D.; Schaber, K.; Agel, F.; Klingele, M.H.; Schubert, T.J.S.; Journal of Chemical & Engineering Data 2007, 52, 1280-1285