Surface-tension values

This is a table of surface tension values[1] for some interfaces at the indicated temperatures. Note that the SI units millinewtons per meter (mN·m−1) are equivalent to the cgs units, dynes per centimetre (dyn·cm−1).

Surface tension for some interfaces
Interface Temperature γ in (mN·m−1)
Water–air20 °C72.86 ± 0.05[2]
Water–air21.5 °C72.75
Water–air25 °C71.99±0.05[2]
Methylene iodide–air20 °C67.00
Methylene iodide–air21.5 °C63.11
Ethylene glycol–air25 °C47.3
Ethylene glycol–air40 °C46.3
Dimethyl sulfoxide–air20 °C43.54
Propylene carbonate–air20 °C41.1
Benzene–air20 °C28.88
Benzene–air30 °C27.56
Toluene–air20 °C28.52
Chloroform–air25 °C26.67
Propionic acid–air20 °C26.69
Butyric acid–air20 °C26.51
Carbon tetrachloride–air25 °C26.43
Butyl acetate–air20 °C25.09
Diethylene glycol–air20 °C30.09
Nonane–air20 °C22.85
Methanol–air20 °C22.50
Ethanol–air20 °C22.39
Ethanol–air30 °C21.55
Octane–air20 °C21.61
Heptane–air20 °C20.14
Ether–air25 °C20.14
Mercury–air20 °C486.5
Mercury–air25 °C485.5
Mercury–air30 °C484.5
NaCl–air1073 °C115
KClO3–air20 °C81
Water1-Butanol20 °C1.8
WaterEthyl acetate20 °C6.8
WaterHeptanoic acid20 °C7.0
WaterBenzaldehyde20 °C15.5
Water–Mercury20 °C415
Ethanol–Mercury20 °C389
Water–1,2-Dichloroethane20 °C30.5 ± 0.3[3]
Waterα,α,α-trifluorotoluene20 °C38.0 ± 0.5[3]
Waternitrobenzene20 °C24.4 ± 0.2[3]
Waternitromethane20 °C16.0 ± 0.2[3]
Waterpropylene carbonate20 °C2.9 ± 0.1[4]

References

  1. A. W. Adamson, A. P. Gast.; Physical chemistry of surfaces; 6Ed, Wiley, 1997)
  2. 1 2 Colloids and Surfaces (1990)43,169–194, Pallas,N.R. and Harrison,Y
  3. 1 2 3 4 Smirnov, Evgeny; Peljo, Pekka; Scanlon, Micheál D.; Gumy, Frederic; Girault, Hubert H. (2016). "Self-healing gold mirrors and filters at liquid–liquid interfaces". Nanoscale. 8 (14): 7723–7737. doi:10.1039/c6nr00371k. ISSN 2040-3364.
  4. Smirnov, Evgeny; Peljo, Pekka; Girault, Hubert (2017). "Self-assembly and redox induced phase transfer of gold nanoparticles at the water-propylene carbonate interface". Chem. Commun. 53 (29): 4108–4111. doi:10.1039/c6cc09638g. ISSN 1364-548X. PMID 28349148.

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