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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#	Name	CAS-RN	Formula
1072	1,1,1-Trifluoroethane [R143a]	420-46-2	C₂H₃F₃	Overview	Details
1158	Difluoromethane [R32]	75-10-5	CH₂F₂	Overview	Details
2393	1,1,1,2-Tetrafluoroethane [R134a]	811-97-2	C₂H₂F₄	Overview	Details

Search for mixtures containing this mixture as subsystem

Mixture Data

Number of available sets is shown

**Vapor-Liquid Equilibria (VLE)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	32	35
1158	Difluoromethane [R32]		136

**(A)zeotropic Data (AZD)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	19	27
1158	Difluoromethane [R32]		82

**Densities and Volumes of Mixtures, Excess Volumes (VE)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	n.a.	6
1158	Difluoromethane [R32]		10

**Critical Data of Mixtures (CRI)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	n.a.	1
1158	Difluoromethane [R32]		11

**Mixture Viscosities (VIS)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	n.a.	n.a.
1158	Difluoromethane [R32]		23

**Mixture Surface Tensions (MSFT)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	1	7
1158	Difluoromethane [R32]		9

**Mixture Speeds of Sound (MSOS)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	n.a.	n.a.
1158	Difluoromethane [R32]		18

**Mixture Thermal Conductivities (MTCN)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	n.a.	n.a.
1158	Difluoromethane [R32]		30

**Mixture P-v-T Data (MPVT)**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	10	28
1158	Difluoromethane [R32]		94

**Total**
DDB#	Name	1158	2393	1,1,1,2-Tetrafluoroethane [R134a]
1072	1,1,1-Trifluoroethane [R143a]	62	104
1158	Difluoromethane [R32]		413

Dortmund Data Bank Version: February 2024

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