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Dortmund Data Bank
Thermophysical Data for Process Design
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Query

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DDB# Name CAS-RN Formula
25 Ethylbenzene 100-41-4 C8H10 Overview Details
91 Heptane 142-82-5 C7H16 Overview Details
542 Sulfolane 126-33-0 C4H8O2S Overview Details
Search for mixtures containing this mixture as subsystem

Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 23 14
91 Heptane 3

Heats of Mixing (HE)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 5 n.a.
91 Heptane n.a.

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 13 21
91 Heptane 59

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene n.a. n.a.
91 Heptane 16

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 1 n.a.
91 Heptane n.a.

(A)zeotropic Data (AZD)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 17 8
91 Heptane 4

Solid-Liquid Equilibria (SLE)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 2 n.a.
91 Heptane 1

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 10 10
91 Heptane n.a.

Critical Data of Mixtures (CRI)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 1 n.a.
91 Heptane n.a.

Mixture Viscosities (VIS)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 10 6
91 Heptane n.a.

Mixture Speeds of Sound (MSOS)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 1 n.a.
91 Heptane n.a.

Mixture P-v-T Data (MPVT)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 5 n.a.
91 Heptane n.a.

Mixture Flash Points (MFLP)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 1 n.a.
91 Heptane n.a.

Diffusion Coefficients (DIF)
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 4 n.a.
91 Heptane n.a.

Total
DDB# Name 91 542 Sulfolane
25 Ethylbenzene 93 59
91 Heptane 83

Dortmund Data Bank Version: February 2024
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