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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#	Name	CAS-RN	Formula
84	Acetic acid	64-19-7	C₂H₄O₂	Overview	Details
141	Propionic acid	79-09-4	C₃H₆O₂	Overview	Details
145	Nitric acid	7697-37-2	HNO₃	Overview	Details
174	Water	7732-18-5	H₂O	Overview	Details
235	Butyric acid	107-92-6	C₄H₈O₂	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

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**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	17	1	184	5
141	Propionic acid		n.a.	42	9
145	Nitric acid			89	n.a.
174	Water				15

**Heats of Mixing (HE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	6	2	37	1
141	Propionic acid		n.a.	5	1
145	Nitric acid			n.a.	n.a.
174	Water				2

**Gas Solubilities (GLE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	5	n.a.
141	Propionic acid		n.a.	3	n.a.
145	Nitric acid			n.a.	n.a.
174	Water				3

**Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	12	n.a.
141	Propionic acid		n.a.	3	n.a.
145	Nitric acid			n.a.	n.a.
174	Water				n.a.

**Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	n.a.	n.a.
141	Propionic acid		n.a.	1	n.a.
145	Nitric acid			n.a.	n.a.
174	Water				5

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	36	n.a.
141	Propionic acid		n.a.	5	n.a.
145	Nitric acid			4	n.a.
174	Water				3

**(A)zeotropic Data (AZD)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	16	3	159	3
141	Propionic acid		n.a.	49	8
145	Nitric acid			80	n.a.
174	Water				24

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	6	2	22	6
141	Propionic acid		n.a.	10	5
145	Nitric acid			21	n.a.
174	Water				8

**Vapor-Liquid Equilibria of Electrolyte Systems (ELE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	2	n.a.
141	Propionic acid		n.a.	2	n.a.
145	Nitric acid			12	n.a.
174	Water				2

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	5	3	109	2
141	Propionic acid		n.a.	49	1
145	Nitric acid			73	n.a.
174	Water				23

**Salt Solubilities (ESLE)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	n.a.	n.a.
141	Propionic acid		n.a.	n.a.	n.a.
145	Nitric acid			2	n.a.
174	Water				n.a.

**Critical Data of Mixtures (CRI)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	2	n.a.
141	Propionic acid		n.a.	n.a.	n.a.
145	Nitric acid			1	n.a.
174	Water				n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	78	n.a.
141	Propionic acid		n.a.	8	n.a.
145	Nitric acid			24	n.a.
174	Water				6

**Mixture Surface Tensions (MSFT)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	17	n.a.
141	Propionic acid		n.a.	16	n.a.
145	Nitric acid			9	n.a.
174	Water				10

**Mixture Speeds of Sound (MSOS)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	7	n.a.
141	Propionic acid		n.a.	2	5
145	Nitric acid			1	n.a.
174	Water				1

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	4	n.a.
141	Propionic acid		n.a.	1	n.a.
145	Nitric acid			15	n.a.
174	Water				1

**Mixture Dielectric Constants (MDEC)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	2	n.a.
141	Propionic acid		n.a.	3	n.a.
145	Nitric acid			2	n.a.
174	Water				n.a.

**Mixture P-v-T Data (MPVT)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	3	n.a.	1	n.a.
141	Propionic acid		n.a.	n.a.	n.a.
145	Nitric acid			1	n.a.
174	Water				n.a.

**Mixture Flash Points (MFLP)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	1	n.a.	1	n.a.
141	Propionic acid		n.a.	1	n.a.
145	Nitric acid			n.a.	n.a.
174	Water				n.a.

**Electrical Conductivities (ECND)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	3	20	n.a.
141	Propionic acid		n.a.	5	n.a.
145	Nitric acid			23	n.a.
174	Water				5

**Diffusion Coefficients (DIF)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	3	n.a.
141	Propionic acid		n.a.	2	n.a.
145	Nitric acid			1	n.a.
174	Water				2

**Further Thermodynamic Properties (X)**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	n.a.	n.a.	61	n.a.
141	Propionic acid		n.a.	47	n.a.
145	Nitric acid			44	n.a.
174	Water				43

**Total**
DDB#	Name	141	145	174	235	Butyric acid
84	Acetic acid	54	14	762	17
141	Propionic acid		n.a.	254	29
145	Nitric acid			402	n.a.
174	Water				153

Dortmund Data Bank Version: February 2024

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