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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
2421	Phosphorus pentoxide	1314-56-3	O5P2	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Density	6	3	78-195 K	Solid	3
Molar Heat Capacity (cP)	20	1	15-298 K	Solid	1
Std. Heat of Formation	1	1	298-298 K	Solid	1
Transition Temperature	1	1	(hidden)	Crystal 2 > Crystal 1	1
Triple Point	3	3	(hidden)	Solid-Liquid-Vapor	3
Vapor Pressure	277	21	489-973 K	Vapor-Solid	8
				Metastable Crystal > Vapor	7
				Vapor-Liquid	3
				Crystal 1-Vapor	2
				Further States	1

Pure Component Properties Data Bank Information Page

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