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Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
174
Water
7732-18-5
H
2
O
Overview
Details
3656
Boric acid
10043-35-3
H
3
BO
3
Overview
Details
4960
Magnesium sulfate
7487-88-9
MgO
4
S
Overview
Details
4966
Potassium sulfate
7778-80-5
K
2
O
4
S
Overview
Details
18891
Magnesium sulfate heptahydrate
10034-99-8
H
1
4
MgO
1
1
S
Overview
Details
1000549
Dipotassium magnesium sulfate
hexahydrate(Schönit)
K
2
Mg(SO
4
)
2
*6H
2
O
Overview
Details
Search for mixtures containing this mixture as subsystem
Mixture Data
Number of available sets is shown
Vapor-Liquid Equilibria (
VLE
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
2
1
4
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Heats of Mixing (
HE
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
n.a.
1
n.a.
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Heat Capacities of Mixtures, Excess Heat Capacities (
CPE
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
n.a.
26
16
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Solid-Liquid Equilibria (
SLE
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
32
2
3
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
4
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Vapor-Liquid Equilibria of Electrolyte Systems (
ELE
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
7
70
71
1
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Densities and Volumes of Mixtures, Excess Volumes (
VE
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
86
117
83
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Salt Solubilities (
ESLE
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
60
33
254
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Critical Data of Mixtures (
CRI
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
1
n.a.
n.a.
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Mixture Viscosities (
VIS
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
11
74
80
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Mixture Surface Tensions (
MSFT
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
n.a.
1
1
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Mixture Speeds of Sound (
MSOS
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
n.a.
36
9
1
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Mixture Thermal Conductivities (
MTCN
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
n.a.
3
12
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Mixture Dielectric Constants (
MDEC
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
11
1
n.a.
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Mixture P-v-T Data (
MPVT
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
50
14
47
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Electrical Conductivities (
ECND
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
15
42
17
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Diffusion Coefficients (
DIF
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
n.a.
1
1
n.a.
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Further Thermodynamic Properties (
X
)
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
13
42
18
3
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
n.a.
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Total
DDB#
Name
3656
4960
4966
18891
1000549
Dipotassium magnesium sulfate hexahydrate(Schönit)
174
Water
288
464
616
5
n.a.
3656
Boric acid
n.a.
n.a.
n.a.
n.a.
4960
Magnesium sulfate
4
n.a.
n.a.
4966
Potassium sulfate
n.a.
n.a.
18891
Magnesium sulfate heptahydrate
n.a.
Dortmund Data Bank Version: February 2024
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