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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#	Name	CAS-RN	Formula
1422	Dinitrogen tetroxide	10544-72-6	N₂O₄	Overview

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	5	5	(hidden)	Critical Point	5
Density	1076	166	78-835 K	Liquid	90
				Supercritical	37
				Gas/Vapor	30
				Further States	9
Dielectric Constant	5	1	253-293 K	Liquid	1
Entropy	2	2	298-298 K	Gas/Vapor	2
Entropy of Formation	1	1	298-298 K	Gas/Vapor	1
G-function	20	1	100-1500 K	Gas/Vapor	1
Heat of Vaporization	5	2	294-294 K	Vapor-Liquid	2
Ideal Gas Heat Capacity	28	2	100-2000 K	Ideal Gas	2
Melting Point	17	9	(hidden)	Solid-Liquid	9
Molar Heat Capacity (cP)	604	33	17-755 K	Gas/Vapor	20
				Vapor Phase of VLE	6
				Liquid	4
				Solid	2
				Further States	1
Molar Heat Capacity (cV)	542	32	261-484 K	Gas/Vapor	20
				Liquid	6
				Vapor Phase of VLE	2
				Liquid Phase of VLE	2
				Further States	2
Second Virial Coefficient	6	1	265-320 K	Gas/Vapor	1
Speed of Sound	820	50	273-570 K	Gas/Vapor	36
				Liquid	14
Standard Heat of Vaporization	1	1	294-294 K	Vapor-Liquid	1
Surface Tension	25	2	275-405 K	Liquid Phase of VLE	1
				Liquid	1
Thermal Conductivity	147	42	263-760 K	Gas/Vapor	35
				Liquid	7
Transition Temperature	2	2	(hidden)	Crystal 3 > Crystal 2	1
				Crystal 2 > Crystal 1	1
Triple Point	1	1	(hidden)	Solid-Liquid-Vapor	1
Vapor Pressure	319	26	153-431 K	Vapor-Liquid	17
				Vapor-Solid	8
				Further States	1
Viscosity (Dynamic)	351	10	258-692 K	Liquid	8
				Gas/Vapor	2
Electrical Conductivities	1	1	273-273 K	n.a.	n.a.

Dortmund Data Bank Version: February 2024

What are "Sets" and "Points" in the Dortmund Data Bank?	© Dortmund Data Bank by DDBST GmbH
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