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EC number: 205-517-7
CAS number: 141-98-0
Calibration factor (Φ a)
0.10 g / 100 ml (deionized water)
Time between preparation and measurement of the solution [min]
Measurement temperature [ºC]
Time between individual measurements [s]
Measured values [mN/m]
53.5 / 54.2 / 54.5 / 55.0 / 54.5 / 54.5
56.1 / 56.0 / 56.1 / 56/2 / 56.2 / 56.2
Values x calibration factor (Φ a) [mN/m]
Precise values after interpolation according to Harkins and Jordan [mN/m]
≡ 54.9 ± 1.3
The surface tension at 20ºC is 54.9 ± 1.3
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