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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
245	Dichlorodifluoromethane [R12]	75-71-8	CCl2F2	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Compressibility Factor (isothermal)	100	14	273-403 K	Gas/Vapor	14
Critical Data	7	7	(hidden)	Critical Point	7
Density	1225	159	120-474 K	Liquid	128
				Gas/Vapor	15
				Liquid Phase of VLE	9
				Further States	7
Dielectric Constant	55	5	293-383 K	Vapor Phase of VLE	2
				Liquid Phase of VLE	2
				Liquid	1
Diffusion Coefficient	8	2	180-293 K	Gas/Vapor	2
Enthalpy (H-H0)	32	2	228-311 K	Vapor Phase of VLE	1
				Liquid Phase of VLE	1
Entropy	4	4	298-298 K	Gas/Vapor	4
G-function	70	5	50-1500 K	Gas/Vapor	5
Heat of Vaporization	4	2	222-301 K	Vapor-Liquid	2
Ideal Gas Heat Capacity	87	7	50-1500 K	Ideal Gas	7
Melting Point	4	4	(hidden)	Solid-Liquid	4
Molar Heat Capacity (cP)	110	7	230-460 K	Gas/Vapor	6
				Liquid	1
Molar Heat Capacity (cV)	33	3	228-311 K	Vapor Phase of VLE	1
				Liquid Phase of VLE	1
				Gas/Vapor	1
Second Virial Coefficient	54	8	233-478 K	Gas/Vapor	8
Speed of Sound	661	44	117-576 K	Gas/Vapor	36
				Vapor Phase of VLE	3
				Liquid Phase of VLE	3
				Further States	2
Std. Heat of Combustion	1	1	298-298 K	Gas/Vapor	1
Std. Heat of Formation	24	5	0-1500 K	Gas/Vapor	3
				Ideal Gas	1
				Liquid	1
Surface Tension	117	6	213-368 K	Liquid Phase of VLE	3
				Liquid	3
Thermal Conductivity	1129	114	124-600 K	Gas/Vapor	61
				Liquid	48
				Further States	5
Vapor Pressure	377	52	173-385 K	Vapor-Liquid	52
Viscosity (Dynamic)	924	94	118-493 K	Liquid	53
				Gas/Vapor	39
				Further States	2
Viscosity (Kinematic)	23	3	186-305 K	Liquid	3
Octanol-Water Partition Coefficients	6	6	278-323 K

Pure Component Properties Data Bank Information Page

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