Registration Dossier
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EC number: 253-379-1 | CAS number: 37172-53-5
Vapour pressure
Administrative data
Link to relevant study record(s)
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- 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
- Specific details on test material used for the study:
- Description: Clear colourless liquid
Test substance storage: At room temperature in the dark - Key result
- Test no.:
- #1
- Temp.:
- 20 °C
- Vapour pressure:
- 0.042 Pa
Reference
Temp. (°C) |
Weight loss (µg/min) |
VT (g/cm2/h) |
Log VT |
70 |
5.775 |
6.89E-4 |
-3.16 |
|
4.979 |
5.94E-4 |
-3.23 |
80 |
14.31 |
1.71E-3 |
-2.77 |
|
14.04 |
1.68E-3 |
-2.78 |
90 |
31.05 |
3.71E-3 |
-2.43 |
|
30.61 |
3.65E-3 |
-2.44 |
100 |
63.35 |
7.56E-3 |
-2.12 |
|
61.88 |
7.39E-3 |
-2.13 |
Results of the isothermal TGA analysis
Description of key information
The vapour pressure of the test substance is 4.18E-2 Pa at 20°C.
Key value for chemical safety assessment
- Vapour pressure:
- 0.042 Pa
- at the temperature of:
- 20 °C
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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