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EC number: - | CAS number: -
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)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.4 (Vapour Pressure)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- static method
- Temp.:
- 20 °C
- Vapour pressure:
- 24.8 hPa
- Temp.:
- 25 °C
- Vapour pressure:
- 33.1 hPa
- Temp.:
- 50 °C
- Vapour pressure:
- 123 hPa
- Conclusions:
- The vapour pressure of the test item at 20 °C was determined to be 24.8 hPa.
- Executive summary:
Huber-Lohr (2021) is a GLP-compliant study following OECD guideline 104 and EU method A4. It is reliable without restrictions and can be used as a key study for this endpoint. Vapour pressure was determined using the static method. The vapour pressure of the test item at 20 °C was determined to be 24.8 hPa.
Reference
Table 1: Measured vapour pressures and corresponding temperatures (1st measurement)
Temperature / °C | Vapour pressure / hPa |
29.3 | 43.6 |
44.4 | 93.3 |
59.4 | 195.3 |
Table 2: Measured vapour pressures and corresponding temperatures (2nd measurement)
Temperature / °C | Vapour pressure / hPa |
29.4 | 42.2 |
34.5 | 55.2 |
39.5 | 72.4 |
44.5 | 92.7 |
Description of key information
The vapour pressure of the test item at 20 °C was determined to be 24.8 hPa.
Key value for chemical safety assessment
- Vapour pressure:
- 24.8 hPa
- at the temperature of:
- 20 °C
Additional information
Huber-Lohr (2021) is a GLP-compliant study following OECD guideline 104 and EU method A4. It is reliable without restrictions and can be used as a key study for this endpoint. Vapour pressure was determined using the static method. The vapour pressure of the test item at 20 °C was determined to be 24.8 hPa.
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.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
