Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
13 January 2021 - 18 August 2021
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
GLP compliance:
yes (incl. QA statement)
Type of method:
effusion method: isothermal thermogravimetry
Key result
Test no.:
#1
Temp.:
20 °C
Vapour pressure:
0.062 Pa
Key result
Test no.:
#2
Temp.:
20 °C
Vapour pressure:
0.047 Pa
Key result
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
0.12 Pa
Key result
Test no.:
#2
Temp.:
25 °C
Vapour pressure:
0.093 Pa
Conclusions:
The mean vapour pressure determined from runs 1 and 2 for the test item was calculated to be 0.05 Pa at 20°C and 0.1 Pa at 25°C.

Description of key information

The vapour pressure of glycolic acid was measured to be 0,05 Pa at 20°C and 0,1 Pa at 25°C.

Key value for chemical safety assessment

Vapour pressure:
0.1 Pa
at the temperature of:
298 K

Additional information