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Dortmund Data Bank Thermophysical Data for Process Design Contact: ☎ +49 441 361819 0 or ✉ info@ddbst.com

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DDB#	Name	CAS-RN	Formula
1220	Hexafluoroethane [R116]	76-16-4	C2F6	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	5	4	(hidden)	Critical Point	4
Density	153	15	173-367 K	Gas/Vapor	11
				Liquid	2
				Critical Point	1
				Solid	1
Dielectric Constant	184	9	283-373 K	Gas/Vapor	8
				Liquid	1
Entropy	2	2	298-298 K	Gas/Vapor	2
G-function	30	2	100-1500 K	Gas/Vapor	2
Heat of Fusion	1	1	(hidden)	Solid-Liquid-Vapor	1
Heat of Vaporization	8	1	180-195 K	Vapor-Liquid	1
Ideal Gas Heat Capacity	49	4	100-1500 K	Ideal Gas	4
Melting Point	6	6	(hidden)	Solid-Liquid	5
				Solid-Liquid-Vapor	1
Molar Heat Capacity (cP)	68	6	12-363 K	Gas/Vapor	3
				Crystal 2	1
				Crystal 1	1
				Liquid	1
Second Virial Coefficient	17	3	284-346 K	Gas/Vapor	3
Speed of Sound	620	43	210-475 K	Gas/Vapor	43
Std. Heat of Formation	4	4	298-298 K	Gas/Vapor	4
Surface Tension	24	1	175-290 K	Liquid	1
Thermal Conductivity	34	5	175-303 K	Gas/Vapor	3
				Liquid	2
Transition Temperature	1	1	(hidden)	Crystal 2 > Crystal 1	1
Vapor Pressure	156	24	173-292 K	Vapor-Liquid	24
Viscosity (Dynamic)	206	10	190-456 K	Gas/Vapor	9
				Liquid	1
Viscosity (Kinematic)	17	1	190-270 K	Liquid	1
Octanol-Water Partition Coefficients	3	3	297-298 K

Pure Component Properties Data Bank Information Page

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