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EC number: 215-481-4 | CAS number: 1327-53-3
Density
Administrative data
Link to relevant study record(s)
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2010-01-26 through 2010-02-18
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP Guideline Study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 109 (Density of Liquids and Solids)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- signed 2008-06-17
- Type of method:
- air comparison pycnometer (for solids)
- Type:
- relative density
- Density:
- 3.87
- Temp.:
- 22.3 °C
- Conclusions:
- Relative density (compared to water at 4°C) D4R: 3.87
Reference
Mean density ρPR for the two test series: 3.8738 g/cm³
Relative density (compared to water at 4°C) D4R: 3.87
Individual results.
| 1st run | Density |
| 1. measurement | 3.8647 |
| 2. measurement | 3.8726 |
| 3. measurement | 3.8794 |
| mean (1st run): | 3.8694 |
| 2nd run | |
| 1. measurement | 3.8746 |
| 2. measurement | 3.8787 |
| 3. measurement | 3.8810 |
| mean (2nd run): | 3.8781 |
Description of key information
The relative density of diarsenic trioxide is 3.87, as determined experimentally (gas comparison pycnometer method, OECD 109 study, GLP).
Key value for chemical safety assessment
- Relative density at 20C:
- 3.87
Additional information
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