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Diss Factsheets

Administrative data

Endpoint:
Henry's law constant
Adequacy of study:
disregarded due to major methodological deficiencies
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
other: Prediction model does not take into account surfactant properties. Not possible to judge the validity of the calculated values.

Data source

Referenceopen allclose all

Reference Type:
secondary source
Title:
SIDS Category of Alkyl sulfates, Alkane sulfonates and Alpha-olefin sulfonates
Author:
OECD
Year:
2007
Bibliographic source:
UNEP Publications
Reference Type:
other: (Q)SAR
Title:
EPI Suite (2005): EPI v3.12, Physical/chemical property estimation programs.
Author:
US EPA
Year:
2005
Bibliographic source:
as cited in: SIDS Category of Alkyl sulfates, Alkane sulfonates and Alpha-olefin sulfonates
Report date:
2005

Materials and methods

Principles of method if other than guideline:
EPI Suite v3.12, HENRYWIN v3.12

Test material

Constituent 1
Chemical structure
Reference substance name:
Sulfuric acid, mono-C16-18-alkyl esters, sodium salts
EC Number:
273-258-7
EC Name:
Sulfuric acid, mono-C16-18-alkyl esters, sodium salts
Cas Number:
68955-20-4
Molecular formula:
Unspecified
IUPAC Name:
disodium hexadecane-1-sulfonate octadecane-1-sulfonate

Results and discussion

Henry's Law constant Hopen allclose all
H:
0.058 Pa m³/mol
Temp.:
25 °C
Remarks on result:
other: C16, Bond method
H:
0.1 Pa m³/mol
Temp.:
25 °C
Remarks on result:
other: C18, Bond method

Applicant's summary and conclusion