Effect of Water on the Viscosities and Densities of 1-Butyl-3-methylimidazolium Dicyanamide and 1-Butyl-3-methylimidazolium Tricyanomethane at Atmospheric Pressure Carvalho, P.J.; Regueira, T.; Santos, L.M.N.B.F.; Fernandez, J.; Coutinho, J.A.P.; Journal of Chemical & Engineering Data 2010, 55, 645-652