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Thermophysical Data for Process Design
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Query

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DDB#	Name	CAS-RN	Formula
174	Water	7732-18-5	H₂O	Overview	Details
579	Methanethiol	74-93-1	CH₄S	Overview	Details
1065	Hydrogen sulfide	7783-06-4	H₂S	Overview	Details
1150	Dimethyl sulfide	75-18-3	C₂H₆S	Overview	Details
6308	Sodium hydroxide	1310-73-2	HNaO	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

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**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	7	87	3	27
579	Methanethiol		1	3	n.a.
1065	Hydrogen sulfide			10	n.a.
1150	Dimethyl sulfide				n.a.

**Heats of Mixing (HE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	13	n.a.	n.a.
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Gas Solubilities (GLE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	21	122	17	n.a.
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	5	n.a.	15	n.a.
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	5	14	1	n.a.
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Heat Capacities of Mixtures, Excess Heat Capacities (CPE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	n.a.	n.a.	52
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**(A)zeotropic Data (AZD)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	2	n.a.	3	n.a.
579	Methanethiol		n.a.	3	n.a.
1065	Hydrogen sulfide			5	n.a.
1150	Dimethyl sulfide				n.a.

**Solid-Liquid Equilibria (SLE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	n.a.	n.a.	4
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Vapor-Liquid Equilibria of Electrolyte Systems (ELE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	n.a.	n.a.	101
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	n.a.	n.a.	179
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Salt Solubilities (ESLE)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	n.a.	n.a.	19
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Critical Data of Mixtures (CRI)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	13	n.a.	1
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Mixture Viscosities (VIS)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	1	n.a.	40
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Mixture Surface Tensions (MSFT)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	5	n.a.	7
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Mixture Speeds of Sound (MSOS)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	n.a.	n.a.	22
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	n.a.	n.a.	8
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Mixture Dielectric Constants (MDEC)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	n.a.	n.a.	5
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Mixture P-v-T Data (MPVT)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	8	n.a.	101
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Gas Hydrate Data (GHD)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	1	42	n.a.	n.a.
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Electrical Conductivities (ECND)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	10	n.a.	83
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Diffusion Coefficients (DIF)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	8	n.a.	1
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Further Thermodynamic Properties (X)**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	n.a.	13	1	65
579	Methanethiol		n.a.	n.a.	n.a.
1065	Hydrogen sulfide			n.a.	n.a.
1150	Dimethyl sulfide				n.a.

**Total**
DDB#	Name	579	1065	1150	6308	Sodium hydroxide
174	Water	41	336	40	715
579	Methanethiol		1	6	n.a.
1065	Hydrogen sulfide			15	n.a.
1150	Dimethyl sulfide				n.a.

Dortmund Data Bank Version: February 2024

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