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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#	Name	CAS-RN	Formula
174	Water	7732-18-5	H₂O	Overview	Details
2245	Phosphoric acid	7664-38-2	H₃O₄P	Overview	Details
6325	Ammonium sulfate	7783-20-2	H₈N₂O₄S	Overview	Details
1003169	Diammonium hydrogen sulfate dihydrogen phosphate		(NH₄)₂H₃(SO₄)(PO₄)	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

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**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	29	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	21	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	11	2	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Vapor-Liquid Equilibria of Electrolyte Systems (ELE)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	15	20	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	42	40	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Salt Solubilities (ESLE)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	2	184	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Critical Data of Mixtures (CRI)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	1	1	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	40	23	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Mixture Surface Tensions (MSFT)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	3	10	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Mixture Speeds of Sound (MSOS)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	12	9	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	13	8	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Mixture Dielectric Constants (MDEC)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	2	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Mixture P-v-T Data (MPVT)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	n.a.	1	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Electrical Conductivities (ECND)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	27	15	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Diffusion Coefficients (DIF)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	3	1	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Further Thermodynamic Properties (X)**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	21	15	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

**Total**
DDB#	Name	2245	6325	1003169	Diammonium hydrogen sulfate dihydrogen phosphate
174	Water	242	329	n.a.
2245	Phosphoric acid		n.a.	n.a.
6325	Ammonium sulfate			n.a.

Dortmund Data Bank Version: February 2024

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