Property Calculation
⇒ Saturated Vapor Pressure
⇒ Saturated Liquid Density
⇒ Liquid Dynamic Viscosity
⇒ Surface Tension
⇒ Heat of Vaporization
Property Estimation
⇒ UNIFAC
⇒ MOSCED
⇒ Joback
Group Assignment
⇒ UNIFAC and PSRK

Surface Tension

Calculation by DIPPR106 Equation

Component
Temperature Unit 
Property Unit
Temperatures
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Component Details
 #DDB  Name  CAS-No.   Formula 
 174   Water   7732-18-5   H2O 

DIPPR106 Equation Parameters (Surface Tension in mN/m, T in K)
No.  A   B   C   D   E   Tc   Tmin   Tmax 
 (1)   134.15   1.6146   -2.035   1.5598   0   647.3   233   643 
Calculation Over Validity Range
Temperature [K] Surface Tension(1) [mN/m]
233 82.6961
241.2 81.3506
249.4 80.009
257.6 78.6692
265.8 77.3288
274 75.9857
282.2 74.6379
290.4 73.2832
298.6 71.9197
306.8 70.5455
315 69.1586
323.2 67.7572
331.4 66.3395
339.6 64.9039
347.8 63.4489
356 61.9727
364.2 60.4741
372.4 58.9517
380.6 57.4044
388.8 55.831
397 54.2307
405.2 52.6026
413.4 50.9461
421.6 49.2609
429.8 47.5467
438 45.8034
446.2 44.0314
454.4 42.2311
462.6 40.4032
470.8 38.5489
479 36.6695
487.2 34.7668
495.4 32.8428
503.6 30.9002
511.8 28.9418
520 26.9712
528.2 24.9922
536.4 23.0093
544.6 21.0277
552.8 19.053
561 17.0917
569.2 15.1509
577.4 13.2387
585.6 11.3641
593.8 9.53735
602 7.77
610.2 6.07561
618.4 4.47042
626.6 2.97513
634.8 1.61936
643 0.459125

DIPPR106 Equation Form

DIPPR106 Equation

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