Table 3: Physical properties of solvents [15, 19, 20, 31].

SolventBoiling temperature
(°C)
Viscosity (η) cP at 20°CThe Flory-Huggins parameter
(χ) at 25°C
Hildebrand Solubility parameter (δ) (cal/cm3)1/2Surface tension (γ) (dyne cm−1) at 20°C

Water10011.423.572.8
Acetone56.290.360.489.7723.32
DMAc1642.140.2811.132.43
Acetic acid117.91.310.4113.127.6
Chloroform61.20.560.349.2127.50
Methanol650.591.8714.322