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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Diss Factsheets

Physical & Chemical properties

Vapour pressure

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Administrative data

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Reference
Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Qualifier:
no guideline followed
Principles of method if other than guideline:
calculated using MPBPWIN 1.42
GLP compliance:
no
Type of method:
other: modified Grain method
Temp.:
25 °C
Vapour pressure:
0 mm Hg
Remarks on result:
other: for waterfree salt
Key result
Temp.:
25 °C
Vapour pressure:
0.001 Pa
Remarks on result:
other: for waterfree salt

With the data of MPBPWIN 1.42 the vapour pressure at standard conditions of Ammonium thioglycolate (waterfree salt) were calculated to 8.46 x 10-6 mm Hg (1.13 x 10-3 Pa) @ 25°C (298 K).

Description of key information

Vapour pressure: 1.13 x 10-3 Pa at 25°C (calculated by MPBPWIN v1.42)

Key value for chemical safety assessment

Vapour pressure:
0.001 Pa
at the temperature of:
25 °C

Additional information

The vapour pressures of ammonium thioglycolate (waterfree salt) was calculated by MPBPWIN software: 1.13 x 10-3 Pa at 25°C (298 K).