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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

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Physical & Chemical properties

Vapour pressure

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Administrative data

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Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Study period:
2017-December
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Qualifier:
according to guideline
Guideline:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43
GLP compliance:
no
Other quality assurance:
other: calculation
Type of method:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43 (Modified Grain method).
Temp.:
25 °C
Vapour pressure:
0 Pa
Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Study period:
2017-December
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Qualifier:
according to guideline
Guideline:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43
GLP compliance:
no
Other quality assurance:
other: calculation
Type of method:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43 (Modified Grain method).
Temp.:
25 °C
Vapour pressure:
0 Pa
Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Study period:
2017-December
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Qualifier:
according to guideline
Guideline:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43
GLP compliance:
no
Other quality assurance:
other: calculation
Type of method:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43 (Modified Grain method).
Temp.:
25 °C
Vapour pressure:
0 Pa
Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Study period:
2017-December
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Qualifier:
according to guideline
Guideline:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43
GLP compliance:
no
Other quality assurance:
other: calculation
Type of method:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43 (Modified Grain method).
Temp.:
25 °C
Vapour pressure:
0 Pa
Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Study period:
2017-December
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Qualifier:
according to guideline
Guideline:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43
GLP compliance:
no
Other quality assurance:
other: calculation
Type of method:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43 (Modified Grain method).
Temp.:
25 °C
Vapour pressure:
0 Pa
Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Study period:
2017-December
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Qualifier:
according to guideline
Guideline:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43
GLP compliance:
no
Other quality assurance:
other: calculation
Type of method:
other: Calculation by EPI v.4.1-Suite, EPA (USA) / MPBPVP v1.43 (Modified Grain method).
Temp.:
25 °C
Vapour pressure:
0 Pa

Description of key information

The vapour pressure at 25°C of Fatty acids, C14-18 and C16-18-unsatd., ammonium salts is <0.01 Pa (estimated by calculation of the vapour pressure of the constituents).

Key value for chemical safety assessment

Additional information