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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
90
Hydrogen fluoride
7664-39-3
HF
Overview
Details
145
Nitric acid
7697-37-2
HNO
3
Overview
Details
174
Water
7732-18-5
H
2
O
Overview
Details
1292
Helium
7440-59-7
He
Overview
Details
1422
Dinitrogen tetroxide
10544-72-6
N
2
O
4
Overview
Details
Search for mixtures containing this mixture as subsystem
Mixture Data
Number of available sets is shown
Vapor-Liquid Equilibria (
VLE
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
23
n.a.
n.a.
145
Nitric acid
89
n.a.
2
174
Water
20
n.a.
1292
Helium
5
Gas Solubilities (
GLE
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
6
n.a.
n.a.
145
Nitric acid
n.a.
n.a.
n.a.
174
Water
42
1
1292
Helium
13
Liquid-Liquid Equilibria (Miscibility Gaps) (
LLE
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
n.a.
n.a.
4
174
Water
n.a.
2
1292
Helium
n.a.
Heat Capacities of Mixtures, Excess Heat Capacities (
CPE
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
3
n.a.
n.a.
145
Nitric acid
4
n.a.
n.a.
174
Water
n.a.
n.a.
1292
Helium
n.a.
(A)zeotropic Data (
AZD
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
24
n.a.
n.a.
145
Nitric acid
80
n.a.
1
174
Water
3
n.a.
1292
Helium
n.a.
Solid-Liquid Equilibria (
SLE
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
6
n.a.
n.a.
145
Nitric acid
21
n.a.
4
174
Water
n.a.
4
1292
Helium
n.a.
Vapor-Liquid Equilibria of Electrolyte Systems (
ELE
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
5
n.a.
n.a.
145
Nitric acid
12
n.a.
n.a.
174
Water
n.a.
n.a.
1292
Helium
n.a.
Densities and Volumes of Mixtures, Excess Volumes (
VE
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
4
n.a.
n.a.
145
Nitric acid
73
n.a.
5
174
Water
n.a.
n.a.
1292
Helium
n.a.
Salt Solubilities (
ESLE
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
2
n.a.
n.a.
174
Water
n.a.
n.a.
1292
Helium
n.a.
Critical Data of Mixtures (
CRI
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
1
n.a.
n.a.
174
Water
1
n.a.
1292
Helium
n.a.
Mixture Viscosities (
VIS
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
24
n.a.
n.a.
174
Water
2
n.a.
1292
Helium
n.a.
Mixture Surface Tensions (
MSFT
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
9
n.a.
n.a.
174
Water
13
n.a.
1292
Helium
n.a.
Mixture Speeds of Sound (
MSOS
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
1
n.a.
n.a.
174
Water
n.a.
n.a.
1292
Helium
n.a.
Mixture Thermal Conductivities (
MTCN
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
15
n.a.
n.a.
174
Water
n.a.
n.a.
1292
Helium
n.a.
Mixture Dielectric Constants (
MDEC
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
2
n.a.
n.a.
174
Water
n.a.
n.a.
1292
Helium
n.a.
Mixture P-v-T Data (
MPVT
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
1
n.a.
n.a.
174
Water
3
n.a.
1292
Helium
n.a.
Electrical Conductivities (
ECND
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
23
n.a.
n.a.
174
Water
n.a.
n.a.
1292
Helium
n.a.
Diffusion Coefficients (
DIF
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
n.a.
n.a.
n.a.
145
Nitric acid
1
n.a.
n.a.
174
Water
4
n.a.
1292
Helium
n.a.
Further Thermodynamic Properties (
X
)
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
6
n.a.
n.a.
145
Nitric acid
44
n.a.
n.a.
174
Water
5
n.a.
1292
Helium
n.a.
Total
DDB#
Name
145
174
1292
1422
Dinitrogen tetroxide
90
Hydrogen fluoride
n.a.
77
n.a.
n.a.
145
Nitric acid
402
n.a.
16
174
Water
93
7
1292
Helium
18
Dortmund Data Bank Version: February 2024
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