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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
2245	Phosphoric acid	7664-38-2	H₃O₄P	Overview	Details
18289	Ammonium Oxide	12161-77-2	H₈N₂O	Overview	Details
20077	Tetrammonium pyrophosphate		H₁₆N₄O₇P₂	Overview	Details
1002321	Triammonium hydrogen pyrophosphate monohydrate		(NH₄)₃HP₂O₇*H₂O	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

Number of available sets is shown

**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	29	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	21	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	11	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Vapor-Liquid Equilibria of Electrolyte Systems (ELE)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	15	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	42	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Salt Solubilities (ESLE)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	2	n.a.	3	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Critical Data of Mixtures (CRI)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	1	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	40	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Mixture Surface Tensions (MSFT)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	3	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Mixture Speeds of Sound (MSOS)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	12	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	13	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Mixture Dielectric Constants (MDEC)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	2	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Electrical Conductivities (ECND)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	27	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Diffusion Coefficients (DIF)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	3	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Further Thermodynamic Properties (X)**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	21	n.a.	n.a.	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

**Total**
DDB#	Name	2245	18289	20077	1002321	Triammonium hydrogen pyrophosphate monohydrate
174	Water	242	n.a.	3	n.a.
2245	Phosphoric acid		n.a.	n.a.	n.a.
18289	Ammonium Oxide			n.a.	n.a.
20077	Tetrammonium pyrophosphate				n.a.

Dortmund Data Bank Version: February 2024

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