Registration Dossier
Registration Dossier
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EC number: 811-484-5 | CAS number: 680972-33-2
Vapour pressure
Administrative data
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2015-05-27 to 2015-08-14
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Modern study conducted to GLP standards and an approved EU study guideline.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 015
- Report date:
- 2015
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.4 (Vapour Pressure)
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- static method
Test material
- Reference substance name:
- Ammonium 4-isopropylbenzenesulfonate
- EC Number:
- 811-484-5
- Cas Number:
- 680972-33-2
- Molecular formula:
- C9H15NO3S
- IUPAC Name:
- Ammonium 4-isopropylbenzenesulfonate
- Test material form:
- solid: particulate/powder
- Details on test material:
- - Name of test material (as cited in study report): Ammonium Cumene Sulphonate
- Physical state: White powder
- Analytical purity: 60-100%
- Lot/batch No.: MIW0031014
Constituent 1
Results and discussion
Vapour pressure
- Temp.:
- 20 °C
- Vapour pressure:
- 8 Pa
Any other information on results incl. tables
Full test results
| Temp (°C) | Temp (K) | Pressure (mbar) | Pressure (Pa) |
| Run 1 | |||
| 20 | 293.15 | 0.08 | 8.0 |
| 24.4 | 297.55 | 0.1332 | 13.32 |
| 37.5 | 310.65 | 0.466 | 46.6 |
| 48.7 | 321.85 | 1.7 | 170 |
| 57.6 | 330.75 | 3.1 | 310 |
| Run 2 | |||
| 20 | 293.15 | 0.08 | 8 |
| 24.7 | 297.85 | 0.1329 | 13.29 |
| 37.5 | 310.65 | 0.4715 | 47.15 |
| 49.9 | 323.05 | 1.6 | 160 |
| 57.4 | 330.55 | 3.2 | 320 |
Applicant's summary and conclusion
- Conclusions:
- The test material as a vapour pressure of 8 Pa at 20 °C.
- Executive summary:
The vapour pressure has been determined using the static method in line with EU method A.4. The vapour pressure is found to be 8 Pa at 20 °C.
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