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Thermophysical Data for Process Design
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DDB# Name CAS-RN Formula
50 Cyclohexane 110-82-7 C6H12 Overview Details
174 Water 7732-18-5 H2O Overview Details
1050 Carbon dioxide 124-38-9 CO2 Overview Details
1065 Hydrogen sulfide 7783-06-4 H2S Overview Details
1839 Diglycolamine (DGA) 929-06-6 C4H11NO2 Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 15 50 6 n.a.
174 Water 363 87 n.a.
1050 Carbon dioxide 57 n.a.
1065 Hydrogen sulfide n.a.

Heats of Mixing (HE)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 67 27 n.a. n.a.
174 Water 60 13 5
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Gas Solubilities (GLE)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 6 9 5 n.a.
174 Water 403 122 n.a.
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 67 n.a. n.a. 2
174 Water n.a. n.a. n.a.
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 66 n.a. n.a. n.a.
174 Water 37 14 n.a.
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 1 n.a. n.a. n.a.
174 Water n.a. n.a. 11
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

(A)zeotropic Data (AZD)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 29 14 3 n.a.
174 Water 29 n.a. n.a.
1050 Carbon dioxide 19 n.a.
1065 Hydrogen sulfide n.a.

Solid-Liquid Equilibria (SLE)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane n.a. n.a. n.a. n.a.
174 Water 1 n.a. n.a.
1050 Carbon dioxide 7 n.a.
1065 Hydrogen sulfide n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane n.a. 30 n.a. n.a.
174 Water 26 n.a. 22
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Critical Data of Mixtures (CRI)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 1 5 n.a. n.a.
174 Water 13 13 n.a.
1050 Carbon dioxide 2 n.a.
1065 Hydrogen sulfide n.a.

Mixture Viscosities (VIS)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane n.a. 1 n.a. n.a.
174 Water 21 1 12
1050 Carbon dioxide 5 n.a.
1065 Hydrogen sulfide n.a.

Mixture Surface Tensions (MSFT)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 3 9 n.a. n.a.
174 Water 70 5 n.a.
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Mixture Speeds of Sound (MSOS)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane n.a. n.a. n.a. n.a.
174 Water n.a. n.a. 6
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Mixture Thermal Conductivities (MTCN)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane n.a. n.a. n.a. n.a.
174 Water 2 n.a. n.a.
1050 Carbon dioxide 12 n.a.
1065 Hydrogen sulfide n.a.

Mixture P-v-T Data (MPVT)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 1 23 n.a. n.a.
174 Water 173 8 n.a.
1050 Carbon dioxide 52 n.a.
1065 Hydrogen sulfide n.a.

Gas Hydrate Data (GHD)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane n.a. n.a. n.a. n.a.
174 Water 251 42 n.a.
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Electrical Conductivities (ECND)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane n.a. n.a. n.a. n.a.
174 Water 8 10 n.a.
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Diffusion Coefficients (DIF)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane n.a. 2 n.a. n.a.
174 Water 28 8 n.a.
1050 Carbon dioxide n.a. n.a.
1065 Hydrogen sulfide n.a.

Further Thermodynamic Properties (X)
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 5 1 n.a. n.a.
174 Water 103 13 1
1050 Carbon dioxide 54 n.a.
1065 Hydrogen sulfide n.a.

Total
DDB# Name 174 1050 1065 1839 Diglycolamine (DGA)
50 Cyclohexane 261 171 14 2
174 Water 1588 336 57
1050 Carbon dioxide 208 n.a.
1065 Hydrogen sulfide n.a.

Dortmund Data Bank Version: February 2024
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