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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB# Name CAS-RN Formula
31 Benzene 71-43-2 C6H6 Overview Details
50 Cyclohexane 110-82-7 C6H12 Overview Details
89 Hexane 110-54-3 C6H14 Overview Details
91 Heptane 142-82-5 C7H16 Overview Details
161 Toluene 108-88-3 C7H8 Overview Details
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Mixture Data

Databank Sets Points Temperature
Range
Pressure
Range
Vapor-Liquid Equilibria VLE 20 606 283-381 K6-106 kPa
31 50 89
9
31 50 89 161
2
31 50 91
1
31 50 161
2
31 89 161
2
31 91 161
1
50 89 91
1
50 91 161
2
Heats of Mixing HE 26 317 293-298 K80 kPa (const.)
31 50 89
5
31 50 89 91
1
31 50 89 91 161
1
31 50 91
7
31 50 161
1
31 89 161
1
31 91 161
1
50 89 91 161
1
50 89 161
1
50 91 161
7
(A)zeotropic Data AZD 7 7 283-343 K40-101 kPa
31 50 89
5
31 50 161
1
31 91 161
1
Densities and Volumes of Mixtures, Excess Volumes VE 43 603 293-473 K101 kPa (const.)
31 50 89
22
31 50 91
7
31 50 161
9
50 89 91
1
50 89 161
1
50 91 161
2
89 91 161
1
Mixture Viscosities VIS 11 186 293-313 K101 kPa (const.)
31 50 89
3
31 50 161
1
31 91 161
4
50 89 91
1
50 89 161
1
89 91 161
1
Mixture Surface Tensions MSFT 4 69 293-298 Kn.a.
31 50 89
2
31 50 161
1
50 91 161
1
Mixture Speeds of Sound MSOS 7 135 298 K (const.)n.a.
31 50 89
3
31 50 161
1
50 89 91
1
50 91 161
1
89 91 161
1
Diffusion Coefficients DIF 3 32 298 K (const.)n.a.
31 50 89 91
1
31 89 91
1
89 91 161
1
Further Thermodynamic Properties X 10 89 298-493 K101-4000 kPa
31 50 89
1
31 50 91
3
31 50 161
3
31 91 161
3
Total 131 2044
31 50 89
50
31 50 89 91
2
31 50 89 91 161
1
31 50 89 161
2
31 50 91
18
31 50 161
19
31 89 91
1
31 89 161
3
31 91 161
10
50 89 91
4
50 89 91 161
1
50 89 161
3
50 91 161
13
89 91 161
4

Dortmund Data Bank Version: February 2024
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