Density, Speed of Sound, Viscosity, Refractive Index, and Excess Volume of N-Methyl-2-pyrrolidone (NMP) + Water + Ethanol from T = (293.15 to 323.15) K Blanco, A.; García-Abuín, A.; Gómez-Díaz, D.; Navaza, J.M.; Journal of Chemical & Engineering Data 2012, 57, 1009-1014