Table 2: Measured values of the surface tensions of the mutually saturated water ( ) and oil ( ) phase, interfacial tension ( ), and spreading coefficient at 298.2 K [10].

Oil
(mN m−1)

n-heptane71.819.840.211.8
n-dodecane68.224.641.6 2.0
n-hexadecane71.226.742.3 2.2