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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
4214	Selenium	7782-49-2	Se	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	2	2	(hidden)	Critical Point	2
Density	117	9	194-1888 K	Liquid	3
				Solid	3
				Liquid Phase of VLE	1
				Critical Point	1
				Gas/Vapor	1
Heat of Fusion	1	1	(hidden)	Solid-Liquid	1
Heat of Transition	1	1	443-443 K	Crystal 2 > Crystal 1	1
Melting Point	4	4	(hidden)	Solid-Liquid	2
				Crystal 1 > Liquid	1
				Crystal 2 > Liquid	1
Molar Heat Capacity (cP)	59	1	2-420 K	Solid	1
Surface Tension	10	1	493-583 K	Liquid	1
Transition Temperature	2	2	(hidden)	Liquid > Glas	2
Vapor Pressure	295	16	371-1863 K	Vapor-Liquid	13
				Vapor-Solid	3
Viscosity (Dynamic)	15	2	493-633 K	Liquid	2

Pure Component Properties Data Bank Information Page

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