Revised Release on Surface Tension of Ordinary Water Substance by International Association for the Properties of Water and Steam (2014, IAPWS R1-76(2014))

Recommended experimental surface tension values and a temperature-dependent interpolating formula for liquid water in equilibrium with its vapour. Printed page 3 gives the formula and validity range; Table 1 starts on printed page 4.

Official release: iapws.org/technical-guidance/release/Surf-H2O

PDF: iapws.org/documents/release/Surf-H2O.download