Densimetric and ultrasonic characterization of urea and its derivatives in water Krakowiak, J.; Wawer, J.; Panuszko, A.; The Journal of Chemical Thermodynamics 2013, 58, 211-220
Data
P = 101 kPa, T = 298.15 K
m (mol kg-1) c (m s-1)
0.05745 1501.46
0.1154 1506.29
0.1730 1511.15
0.2305 1516.03
0.2873 1520.9
5161; N-butylurea + water; 00004:01168