## Diss Factsheets

Environmental fate & pathways

## Henry's Law constant

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#### Reference

Endpoint:
Henry's law constant
Type of information:
calculation (if not (Q)SAR)
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Value obtained by estimation using SPARC v4.2. The information does not come from a test report, and the minimum fields required cannot be filled in.
Justification for type of information:
A discussion and report on the read across strategy is given as an attachment in IUCLID Section 13.
Reason / purpose for cross-reference:
Principles of method if other than guideline:
Calculated by estimation using SPARC v4.2 program.
GLP compliance:
no
Remarks:
estimated by calculation
H:
3.311 atm m³/mol
Conclusions:
Calculated Henry's law constant is 3.311 atm-m3/mol.
Executive summary:

Henry's law constant has been estimated in the Concawe library, using SPARC v4.2 program. The obtained value is 3.311 atm-m3/mol.

Endpoint:
Henry's law constant
Type of information:
calculation (if not (Q)SAR)
Remarks:
:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Value obtained by estimation using SPARC v4.2. The information does not come from a test report, and the minimum fields required cannot be filled in.
Justification for type of information:
A discussion and report on the read across strategy is given as an attachment in IUCLID Section 13.
Reason / purpose for cross-reference:
Principles of method if other than guideline:
Calculated by estimation using SPARC v4.2 program.
GLP compliance:
no
Remarks:
estimated by calculation
H:
4.47 atm m³/mol
Conclusions:
Calculated Henry's law constant is 4.47 atm-m3/mol.
Executive summary:

Henry's law constant has been estimated in the Concawe library, using SPARC v4.2 program. The obtained value is 4.47 atm-m3/mol.

Endpoint:
Henry's law constant
Type of information:
calculation (if not (Q)SAR)
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Value obtained by estimation using SPARC v4.2. The information does not come from a test report, and the minimum fields required cannot be filled in.
Justification for type of information:
Calculated by estimation using SPARC v4.2 program.
Principles of method if other than guideline:
Calculated by estimation using SPARC v4.2 program.
GLP compliance:
no
Remarks:
estimated by calculation
H:
6.17 atm m³/mol
Conclusions:
Calculated Henry's law constant is 6.17 atm-m3/mol.
Executive summary:

Henry's law constant has been estimated in the Concawe library, using SPARC v4.2 program. The obtained value is 6.17 atm-m3/mol.

Endpoint:
Henry's law constant
Type of information:
calculation (if not (Q)SAR)
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Value obtained by estimation using SPARC v4.2. The information does not come from a test report, and the minimum fields required cannot be filled in.
Justification for type of information:
A discussion and report on the read across strategy is given as an attachment in IUCLID Section 13.
Reason / purpose for cross-reference:
Principles of method if other than guideline:
Calculated by estimation using SPARC v4.2 program.
GLP compliance:
no
Remarks:
estimated by calculation
H:
11.48 atm m³/mol
Conclusions:
Calculated Henry's law constant is 11.48 atm-m3/mol.
Executive summary:

Henry's law constant has been estimated in the Concawe library, using SPARC v4.2 program. The obtained value is 11.48 atm-m3/mol.

### Description of key information

Volatilisation is dependent on Henry's Constant (HC) which is not applicable to complex substances. However, HC values for representative structures are included in the PETRORISK spreadsheet attached to IUCLID Section 13.

Henry's law constant for decane has been estimated in the Concawe library, using SPARC v4.2 program. The obtained value is 3.311 atm-m3/mol.

Henry's law constant for undecane has been estimated in the Concawe library, using SPARC v4.2 program. The obtained value is 4.47 atm-m3/mol.

Henry's law constant for dodecane has been estimated in the Concawe library, using SPARC v4.2 program. The obtained value is 6.17 atm-m3/mol.

Henry's law constant for tetradecane has been estimated in the Concawe library, using SPARC v4.2 program. The obtained value is 11.48 atm-m3/mol.