Fluid-Phase Behavior of {1-Hexyl-3-methylimidazolium Bis(trifluoromethylsulfonyl) Imide, [C6mim][NTf2], + C2-C8 n-Alcohol} Mixtures: Liquid-Liquid Equilibrium and Excess Volumes Łachwa, J.; Morgado, P.; Esperança, J.M.S.S.; Guedes, H.J.R.; Canongia Lopes, J.N.; Rebelo, L.P.N.; Journal of Chemical & Engineering Data 2006, 51, 2215-2221