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Thermophysical Data for Process Design
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DDB# Name CAS-RN Formula
174 Water 7732-18-5 H2O Overview Details
4932 Calcium sulfate 7778-18-9 CaO4S Overview Details
4960 Magnesium sulfate 7487-88-9 MgO4S Overview Details
4966 Potassium sulfate 7778-80-5 K2O4S Overview Details
1000303 Potassium sulfate 7778-80-5 K2O4S Overview Details
1001532 Dicalcium dipotassium magnesium sulfate
dihydrate(Polyhalit)		 Ca2K2Mg(SO4)4*2H2O Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 1 1 4 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Heats of Mixing (HE)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water n.a. 1 n.a. n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water n.a. 26 16 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Solid-Liquid Equilibria (SLE)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 2 2 3 n.a. n.a.
4932 Calcium sulfate n.a. 9 n.a. n.a.
4960 Magnesium sulfate 4 n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Vapor-Liquid Equilibria of Electrolyte Systems (ELE)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 3 70 71 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 14 117 83 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Salt Solubilities (ESLE)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 39 33 254 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Mixture Viscosities (VIS)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water n.a. 74 80 1 n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Mixture Surface Tensions (MSFT)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water n.a. 1 1 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Mixture Speeds of Sound (MSOS)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 1 36 9 2 n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Mixture Thermal Conductivities (MTCN)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water n.a. 3 12 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Mixture Dielectric Constants (MDEC)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water n.a. 1 n.a. n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Mixture P-v-T Data (MPVT)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water n.a. 14 47 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Electrical Conductivities (ECND)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 23 42 17 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Diffusion Coefficients (DIF)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 1 1 1 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Further Thermodynamic Properties (X)
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water n.a. 42 18 n.a. n.a.
4932 Calcium sulfate n.a. n.a. n.a. n.a.
4960 Magnesium sulfate n.a. n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Total
DDB# Name 4932 4960 4966 1000303 1001532 Dicalcium dipotassium magnesium sulfate dihydrate(Polyhalit)
174 Water 84 464 616 3 n.a.
4932 Calcium sulfate n.a. 9 n.a. n.a.
4960 Magnesium sulfate 4 n.a. n.a.
4966 Potassium sulfate n.a. n.a.
4966 Potassium sulfate n.a.

Dortmund Data Bank Version: February 2024
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