Registration Dossier

Administrative data

Endpoint:
Henry's law constant
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Referenceopen allclose all

Reference Type:
review article or handbook
Title:
Compilation of Henry’s law constants (version 4.0) for water as solvent.
Author:
Sander R.
Year:
2015
Bibliographic source:
Atmos. Chem. Phys., 15:4399–4981 (www.atmos-chem-phys.net/15/4399/2015/)
Reference Type:
publication
Title:
Solubilities of chlorofluorocarbons I I and 12 in water and seawater
Author:
Warner MJ, and Weiss RF
Year:
1985
Bibliographic source:
Deep-Sea Research, 32(12):1485-1497

Materials and methods

Results and discussion

Henry's Law constant Hopen allclose all
Key result
H:
34 800 Pa m³/mol
Temp.:
298.15 K
H:
0.343 atm m³/mol
Temp.:
25 °C

Any other information on results incl. tables

The publication by Sander (2015) compiles a number of measured values for the Henry's Law Constant of CFC-12 expressed as solubility in mol/m3.Pa.

Henry's Law volatility constant KH is obtained as 1/Hcp

Henry solubility (defined as c/p) mol /m3.Pa for water as solvent

 Hcp at standard temp. (mol/m3.Pa)  source  
 1.3×10−4  Hiatt (2013)  
 3.0×10−5  Reichl (1995)  
 2.9×10−5  Scharlin and Battino (1994)  
 3.1×10−5  Munz and Roberts (1987)  
 2.9×10−5  Warner and Weiss (1985)*  
2.3×10−5   Wisegarver and Cline (1985)  
 2.9×10−5  Park et al. (1982)  
 2.5×10−5  Pearson and McConnell (1975)  

* experimental value used in EpiWeb 4.1 models is retained as key value

Applicant's summary and conclusion

Conclusions:
Henry's Law Constant was found ca. 34800 Pa.m3/mol