Physical Properties
| Property |
Units |
Value |
| Molecular Weight |
°C |
72.585 |
| Boiling Point (1 atm) |
°C |
-51.95 |
| Melting Point |
°C |
-116 |
| Critical Temperature |
°C |
71.00 |
| Critical Pressure |
bara |
49.1 |
| Critical Density |
kg/m3 |
493 |
| Vapour Pressure (25°C) |
bara |
16.66 |
| Latent Heat of Vapourisation at nBpt |
kJ/kg |
268.0 |
| Saturated Vapour Density at nBpt |
kg/m3 |
4.19 |
| Coeff. Vol. Therm. Exp (LIQ,0-20°C) |
°C-1 |
0.00358 |
EQUATION OF STATE (MARTIN-HOU)
where :
T
r= T/T
c, P
r = P/P
c, V
r = V/V
c = V.RHO
c
X = 3.9581669 B =1.6730567592E-5
K = 4.98693632976211
T
c,P
c,RHO
c = 344.15(K), 49.1(bara), 493.00(kg/m
3)
A
1,B
1,C
1 = -7.63508148346917, 3.13785456660298, -200.10104493804
A
2,B
2,C
2 = -0.526007890121690, 2.2997977868507, 302.787529325433
A
3,B
3,C
3 = -0.924483754592590, 0.0, 0.0
A
4,B
4,C
4 = 0.886464961112581, -0.494678283732852, -59.035545208739
APPLICABLE RANGE:- 0-30 BARA, 0-100K SUPERHEAT
EXTENDED ANTOINE EQUATION
B
Ln(P) = A + --------- + DT + ELn(T)
C + T
| |
T |
= |
Temperature in K |
| P |
= |
Vapour pressure bara |
| A |
= |
78.003928 |
| B |
= |
-4076.4422 |
| C |
= |
0 |
| D |
= |
0.020657897 |
| E |
= |
-11.878228 |
LATENT HEAT VAPORISATION
| |
DHvap |
= |
A + BX + CX2 + DX3 + EX4 |
| where x |
= |
(1-(T/Tc))(1/3) |
| |
A |
= |
0 |
T = Temperature K |
| B |
= |
314.92863 |
Tc = Crit. Temperature K |
| C |
= |
-86.385264 |
|
| D |
= |
612.07716 |
DHvap kJ/kg |
| E |
= |
-515.30242 |
|
IDEAL GAS HEAT CAPACITY
C
p(ideal) = A + BT + CT
2 + DT
3 + E/T
2
| |
A |
= |
0.59429312 |
T = Temp K |
| B |
= |
9.900117E-05 |
Cp(ideal) kJ/kg.K |
| C |
= |
0.00000265206309843631604 |
|
| D |
= |
-0.00000000123992560446373218 |
|
| E |
= |
-2014.8791 |
|
SATURATED LIQUID ENTHALPY
| |
H liq |
= |
A + Bx + Cx2 + Dx3 + Ex4 |
| where x |
= |
(1-(T/Tc))(1/3) |
| |
A |
= |
275.71426 |
T = Temperature K |
| B |
= |
-280.52509 |
Tc = Crit. Temperature K |
| C |
= |
577.11261 |
|
| D |
= |
-1430.1314 |
|
| E |
= |
685.7202 |
H liq kJ/kg |
LIQUID DENSITY
| |
d liq |
= |
A + Bx + Cx2 + Dx3 + Ex4 |
| where x |
= |
(1-(T/Tc))(1/3) |
| |
A |
= |
493 |
T = Temperature K |
| B |
= |
930.2971 |
Tc = Crit. Temperature K |
| C |
= |
416.4226 |
|
| D |
= |
-86.8832 |
|
| E |
= |
0 |
d liq kg/m3 |
LIQUID VISCOSITY
Ln μ
liq = A + B/T + CT
| |
A |
= |
4.550395 |
Tb = Bubble point temperature K |
| B |
= |
-386.497 |
Μ liq cP |
| C |
= |
-0.01806 |
|
LIQUID THERMAL CONDUCTIVITY
| |
K liq |
= |
A + BT + CT2 + DT3 |
| |
A |
= |
0.8148462 |
T = Temperature K |
| B |
= |
-5.97897E-03 |
|
| C |
= |
1.7297E-05 |
|
| D |
= |
-1.82606E-08 |
K liq W/m.K |
SURFACE TENSION
σ = A(1-(T/T
c))1.26
| |
A |
= |
63.295116 |
T = temperature K |
| |
Tc = Crit. Temperature K |
| σ mN/m |
SATURATED VAPOUR DENSITY
d vap = (1 - y
3)*RHO
c
| |
y |
= |
A + Bx + Cx2 + Dx3 + Ex4+ Fx5 |
| where x |
= |
(1-(T/Tc))(1/3) |
| |
A |
= |
0.36359063 |
T = Temperature K |
| B |
= |
2.6775079 |
Tc = Crit. Temperature K |
| C |
= |
-5.9330937 |
RHOc = Crit Density kg/m3 |
| D |
= |
9.5070291 |
d vap kg/m3 |
| E |
= |
-9.1236153 |
|
| F |
= |
3.5429932 |
IDEAL GAS VISCOSITY
μ
ig = A + BT + CT
2
| |
A |
= |
-3.46082E-03 |
T = Temperature K |
| B |
= |
6.39738E-05 |
μ ig cP |
| C |
= |
-3.05649E-08 |
|
VAPOUR VISCOSITY (SATURATED VAPOUR)
μ
vap = A + BT + CT
2
| |
A |
= |
0.03689842 |
T = Temperature K |
| B |
= |
-2.62186E-04 |
μ vap cP |
| C |
= |
6.19587E-07 |
|
IDEAL GAS THERMAL CONDUCTIVITY
K
ig = A + BT
| |
A |
= |
-0.01037773 |
T = Temperature K |
| B |
= |
8.18218E-05 |
Kig W/m.K |
SATURATED VAPOUR THERMAL CONDUCTIVITY
K
vap = A + BT + CT
2
| |
A |
= |
0.04719455 |
T = Temperature K |
| B |
= |
-3.860968E-04 |
Kvap W/m.K |
| C |
= |
9.3945155E-07 |
|
VAPOUR SPEED OF SOUND (SATURATED VAPOUR)
μ = A + BT + CT
2 + DT
3 + E/T
| |
A |
= |
2370.3798 |
T = Temperature K |
| B |
= |
-14.587020 |
μ m/s |
| C |
= |
0.04487231 |
|
| D |
= |
-5.300999E-05 |
| E |
= |
-132002.76 |
Temp
(°C) |
LIQUID ENTH (kJ/kg) |
LATENT HEAT (kJ/kg) |
SAT VAP ENTH (kJ/kg) |
LIQUID Cp (KJ/Kg.K) |
ID. GAS Cp (KJ/Kg.K) |
| -60.00 |
20.3 |
273.7 |
294.0 |
1.205 |
0.680 |
| -50.00 |
32.5 |
266.6 |
299.1 |
1.242 |
0.694 |
| -40.00 |
45.2 |
258.8 |
303.9 |
1.281 |
0.709 |
| -30.00 |
58.2 |
250.3 |
308.4 |
1.323 |
0.723 |
| -20.00 |
71.6 |
240.9 |
312.6 |
1.368 |
0.738 |
| -10.00 |
85.6 |
230.7 |
316.2 |
1.417 |
0.752 |
| 0.00 |
100.0 |
219.4 |
319.4 |
1.472 |
0.767 |
| 10.00 |
115.0 |
206.8 |
321.9 |
1.534 |
0.782 |
| 20.00 |
130.7 |
192.8 |
323.5 |
1.607 |
0.797 |
| 25.00 |
138.9 |
185.0 |
323.9 |
1.650 |
0.804 |
| 30.00 |
147.2 |
176.8 |
324.0 |
1.699 |
0.812 |
| 40.00 |
164.8 |
158.1 |
322.9 |
1.823 |
0.827 |
| 50.00 |
183.9 |
135.6 |
319.5 |
2.023 |
0.842 |
| 60.00 |
206.1 |
105.6 |
311.6 |
2.488 |
0.858 |
Temp
(°C) |
VAPOUR PRESS (bara) |
LIQUID DENSITY (kg/m3) |
LIQUID VISCOSITY (cP) |
LIQ. THERM COND (W/m.K) |
SURF TENSION (mN/m) |
| -60.00 |
0.66 |
1353 |
0.329 |
0.149 |
18.7 |
| -50.00 |
1.12 |
1326 |
0.298 |
0.139 |
17.0 |
| -40.00 |
1.79 |
1299 |
0.268 |
0.130 |
15.2 |
| -30.00 |
2.74 |
1270 |
0.239 |
0.121 |
13.5 |
| -20.00 |
4.04 |
1239 |
0.213 |
0.114 |
11.8 |
| -10.00 |
5.78 |
1206 |
0.188 |
0.107 |
10.2 |
| 0.00 |
8.05 |
1170 |
0.166 |
0.100 |
8.7 |
| 10.00 |
10.94 |
1132 |
0.145 |
0.094 |
7.2 |
| 20.00 |
14.55 |
1089 |
0.127 |
0.089 |
5.7 |
| 25.00 |
16.66 |
1066 |
0.119 |
0.086 |
5.0 |
| 30.00 |
19.00 |
1041 |
0.111 |
0.083 |
4.3 |
| 40.00 |
24.41 |
986 |
0.096 |
0.078 |
3.0 |
| 50.00 |
30.91 |
918 |
0.084 |
0.073 |
1.9 |
| 60.00 |
38.64 |
827 |
0.072 |
0.068 |
0.8 |
Temp
(°C) |
SAT VAP DENSITY (kg/m3) |
ID GAS VISCOSITY cP |
SAT VAP VISCOSITY (cps) |
ID GAS THERM COND (W/m.K) |
SAT THERM COND (W/m.K) |
SPEED OF SOUND (m/S) |
| -60.00 |
2.81 |
0.0088 |
- |
- |
- |
167.2 |
| -50.00 |
4.59 |
0.0093 |
0.0092 |
0.0079 |
0.0078 |
169.2 |
| -40.00 |
7.17 |
0.0098 |
0.0094 |
0.0087 |
0.0082 |
170.6 |
| -30.00 |
10.78 |
0.0103 |
0.0098 |
0.0095 |
0.0089 |
171.6 |
| -20.00 |
15.71 |
0.0108 |
0.0102 |
0.0103 |
0.0097 |
171.9 |
| -10.00 |
22.32 |
0.0113 |
0.0108 |
0.0112 |
0.0106 |
171.5 |
| 0.00 |
31.07 |
0.0117 |
0.0115 |
0.0120 |
0.0118 |
170.3 |
| 10.00 |
42.55 |
0.0122 |
0.0123 |
0.0128 |
0.0132 |
168.1 |
| 20.00 |
57.62 |
0.0127 |
0.0133 |
0.0136 |
0.0147 |
164.6 |
| 25.00 |
66.88 |
0.0129 |
0.0138 |
0.0140 |
0.0156 |
162.4 |
| 30.00 |
77.55 |
0.0131 |
0.0144 |
0.0144 |
0.0165 |
159.8 |
| 40.00 |
104.4 |
0.0136 |
0.0156 |
0.0152 |
0.0184 |
153.4 |
| 50.00 |
142.4 |
0.0140 |
0.0169 |
0.0161 |
0.0205 |
145.1 |
| 60.00 |
202.4 |
0.0145 |
- |
0.0169 |
0.0228 |
134.7 |
The correlations in this data sheet should not be used outside the applicable ranges quoted. Contact Mexichem Fluor for further advice.
Information contained in this publication, or as otherwise supplied to the Users is believed to be accurate and given in good faith, but it is for the User to satisfy itself of the suitability for its own particular purpose. Mexichem Fluor gives no warranty as to the fitness of the Product for any particular purpose and any implied warranty or condition (statutory or otherwise) is excluded except to the extent that such exclusion is prevented by law. Mexichem Fluor accepts no liability for loss or damage (other than that arising from death or personal injury caused by defective product, if proved), resulting from reliance on this information. Freedom under Patent, Copyright and Design cannot be assumed. KLEA® and Mexichem Fluor® are trademarks of Mexichem SAB de C.V. Mexichem UK Limited is Registered in England No 07088219. Registered Office, The Heath Business & Technical Park, Runcorn, Cheshire, WA7 4QX.
