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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
31 Benzene 71-43-2 C6H6 Overview Details
141 Propionic acid 79-09-4 C3H6O2 Overview Details
144 Pyridine 110-86-1 C5H5N Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 141 144 Pyridine
31 Benzene 4 23
141 Propionic acid 2

Heats of Mixing (HE)
DDB# Name 141 144 Pyridine
31 Benzene 2 19
141 Propionic acid 2

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 141 144 Pyridine
31 Benzene n.a. 5
141 Propionic acid n.a.

(A)zeotropic Data (AZD)
DDB# Name 141 144 Pyridine
31 Benzene 4 19
141 Propionic acid 9

Solid-Liquid Equilibria (SLE)
DDB# Name 141 144 Pyridine
31 Benzene 1 9
141 Propionic acid n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 141 144 Pyridine
31 Benzene 14 19
141 Propionic acid 3

Mixture Viscosities (VIS)
DDB# Name 141 144 Pyridine
31 Benzene 6 7
141 Propionic acid n.a.

Mixture Surface Tensions (MSFT)
DDB# Name 141 144 Pyridine
31 Benzene 6 n.a.
141 Propionic acid 1

Mixture Speeds of Sound (MSOS)
DDB# Name 141 144 Pyridine
31 Benzene n.a. 8
141 Propionic acid n.a.

Mixture Dielectric Constants (MDEC)
DDB# Name 141 144 Pyridine
31 Benzene 4 11
141 Propionic acid n.a.

Further Thermodynamic Properties (X)
DDB# Name 141 144 Pyridine
31 Benzene n.a. 3
141 Propionic acid n.a.

Total
DDB# Name 141 144 Pyridine
31 Benzene 41 123
141 Propionic acid 17

Dortmund Data Bank Version: February 2024
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