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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
4188	Germane	7782-65-2	H4Ge	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Density	10	2	110-180 K	Liquid	2
Heat of Fusion	1	1	(hidden)	Solid-Liquid	1
Heat of Transition	2	2	73-77 K	Crystal 3 > Crystal 2	1
				Crystal 2 > Crystal 1	1
Heat of Vaporization	1	1	185-185 K	Vapor-Liquid	1
Ideal Gas Heat Capacity	15	1	100-1500 K	Ideal Gas	1
Melting Point	4	2	(hidden)	Solid-Liquid	2
Molar Heat Capacity (cP)	153	4	3-111 K	Crystal 3	1
				Crystal 2	1
				Crystal 1	1
				Liquid	1
Std. Heat of Formation	1	1	298-298 K	Gas/Vapor	1
Transition Temperature	5	5	(hidden)	Solid-Solid	3
				Crystal 3 > Crystal 2	1
				Crystal 2 > Crystal 1	1
Triple Point	1	1	(hidden)	Solid-Liquid-Vapor	1
Vapor Pressure	101	5	118-186 K	Vapor-Liquid	5
Viscosity (Dynamic)	11	1	154-185 K	Liquid	1

Pure Component Properties Data Bank Information Page

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