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Thermophysical Data for Process Design
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DDB# Name CAS-RN Formula
84 Acetic acid 64-19-7 C2H4O2 Overview Details
141 Propionic acid 79-09-4 C3H6O2 Overview Details
145 Nitric acid 7697-37-2 HNO3 Overview Details
174 Water 7732-18-5 H2O Overview Details
235 Butyric acid 107-92-6 C4H8O2 Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid 17 1 184 5
141 Propionic acid n.a. 42 9
145 Nitric acid 89 n.a.
174 Water 15

Heats of Mixing (HE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid 6 2 37 1
141 Propionic acid n.a. 5 1
145 Nitric acid n.a. n.a.
174 Water 2

Gas Solubilities (GLE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 5 n.a.
141 Propionic acid n.a. 3 n.a.
145 Nitric acid n.a. n.a.
174 Water 3

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 12 n.a.
141 Propionic acid n.a. 3 n.a.
145 Nitric acid n.a. n.a.
174 Water n.a.

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. n.a. n.a.
141 Propionic acid n.a. 1 n.a.
145 Nitric acid n.a. n.a.
174 Water 5

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 36 n.a.
141 Propionic acid n.a. 5 n.a.
145 Nitric acid 4 n.a.
174 Water 3

(A)zeotropic Data (AZD)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid 16 3 159 3
141 Propionic acid n.a. 49 8
145 Nitric acid 80 n.a.
174 Water 24

Solid-Liquid Equilibria (SLE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid 6 2 22 6
141 Propionic acid n.a. 10 5
145 Nitric acid 21 n.a.
174 Water 8

Vapor-Liquid Equilibria of Electrolyte Systems (ELE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 2 n.a.
141 Propionic acid n.a. 2 n.a.
145 Nitric acid 12 n.a.
174 Water 2

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid 5 3 109 2
141 Propionic acid n.a. 49 1
145 Nitric acid 73 n.a.
174 Water 23

Salt Solubilities (ESLE)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. n.a. n.a.
141 Propionic acid n.a. n.a. n.a.
145 Nitric acid 2 n.a.
174 Water n.a.

Critical Data of Mixtures (CRI)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 2 n.a.
141 Propionic acid n.a. n.a. n.a.
145 Nitric acid 1 n.a.
174 Water n.a.

Mixture Viscosities (VIS)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 78 n.a.
141 Propionic acid n.a. 8 n.a.
145 Nitric acid 24 n.a.
174 Water 6

Mixture Surface Tensions (MSFT)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 17 n.a.
141 Propionic acid n.a. 16 n.a.
145 Nitric acid 9 n.a.
174 Water 10

Mixture Speeds of Sound (MSOS)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 7 n.a.
141 Propionic acid n.a. 2 5
145 Nitric acid 1 n.a.
174 Water 1

Mixture Thermal Conductivities (MTCN)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 4 n.a.
141 Propionic acid n.a. 1 n.a.
145 Nitric acid 15 n.a.
174 Water 1

Mixture Dielectric Constants (MDEC)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 2 n.a.
141 Propionic acid n.a. 3 n.a.
145 Nitric acid 2 n.a.
174 Water n.a.

Mixture P-v-T Data (MPVT)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid 3 n.a. 1 n.a.
141 Propionic acid n.a. n.a. n.a.
145 Nitric acid 1 n.a.
174 Water n.a.

Mixture Flash Points (MFLP)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid 1 n.a. 1 n.a.
141 Propionic acid n.a. 1 n.a.
145 Nitric acid n.a. n.a.
174 Water n.a.

Electrical Conductivities (ECND)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. 3 20 n.a.
141 Propionic acid n.a. 5 n.a.
145 Nitric acid 23 n.a.
174 Water 5

Diffusion Coefficients (DIF)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 3 n.a.
141 Propionic acid n.a. 2 n.a.
145 Nitric acid 1 n.a.
174 Water 2

Further Thermodynamic Properties (X)
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid n.a. n.a. 61 n.a.
141 Propionic acid n.a. 47 n.a.
145 Nitric acid 44 n.a.
174 Water 43

Total
DDB# Name 141 145 174 235 Butyric acid
84 Acetic acid 54 14 762 17
141 Propionic acid n.a. 254 29
145 Nitric acid 402 n.a.
174 Water 153

Dortmund Data Bank Version: February 2024
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