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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
2199	1,1-Difluoroethene	75-38-7	C2H2F2	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	4	4	(hidden)	Critical Point	4
Density	549	29	223-400 K	Gas/Vapor	15
				Liquid	6
				Vapor Phase of VLE	3
				Liquid Phase of VLE	3
				Supercritical	2
Second Virial Coefficient	3	1	298-328 K	Gas/Vapor	1
Speed of Sound	55	9	193-383 K	Gas/Vapor	6
				Supercritical	3
Std. Heat of Formation	2	2	298-298 K	Gas/Vapor	2
Thermal Conductivity	2	1	323-373 K	Gas/Vapor	1
Triple Point	2	1	(hidden)	Solid-Liquid-Vapor	1
Vapor Pressure	104	8	189-303 K	Vapor-Liquid	8
Octanol-Water Partition Coefficients	1	1	ambient

Pure Component Properties Data Bank Information Page

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