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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
7730	Air	132259-10-0		Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Density	124	2	77-298 K	Vapor and Liquid present (2 phases)	1
				Gas/Vapor	1
Dielectric Constant	24	9	273-457 K	Gas/Vapor	9
Joule-Thompson Coefficient (isenthalpic dT/dP)	145	8	123-553 K	Gas/Vapor	8
Molar Heat Capacity (cP)	69	4	273-553 K	Gas/Vapor	4
Molar Heat Capacity (cV)	293	5	66-623 K	Gas/Vapor	3
				Liquid	2
NormDensity (Gas or Vapor Densities reduced to STP)	1	1	273-273 K	Gas/Vapor	1
Speed of Sound	548	54	79-1573 K	Gas/Vapor	39
				Supercritical	10
				Liquid	5
Thermal Conductivity	612	55	80-1373 K	Gas/Vapor	53
				Further States	2
Viscosity (Dynamic)	1492	114	70-1845 K	Gas/Vapor	103
				Liquid	10
				Further States	1
Viscosity (Kinematic)	71	9	90-287 K	Gas/Vapor	9

Pure Component Properties Data Bank Information Page

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