Registration Dossier
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EC number: 259-033-6 | CAS number: 54229-13-9
Density
Administrative data
Link to relevant study record(s)
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- June 01, 2015
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 109 (Density of Liquids and Solids)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- air comparison pycnometer (for solids)
- Key result
- Type:
- relative density
- Density:
- 1.26 g/cm³
- Temp.:
- 20 °C
- Conclusions:
- The relative density of the test item (compared to water at 4 °C) is D4R = 1.26 (20.3 °C)
- Executive summary:
The relative density of the test item was determined in accordance with methods OECD 109 and EU A.3.
The relative density at ambient temperature (compared to water at 4 °C) was determined to be:
D4R = 1.26 (20.3 °C)
Reference
Results:
A measurement chamber with a volume of Vc= 7.8961 cm3and an expansion chamber with a volume of Vr= 6.0848 cm3 were used.
Two test series with different weights were performed at ambient temperature (20.3 °C). For results see Table 1 and Table 2.
Table 1: Results of the 1st test series
Weight: 1.5623 g |
p1/ psi |
p2/ psi |
Volume / cm3 |
DensityrPR/ g·cm-3 |
1stmeasurement |
19.509 |
10.187 |
1.2466 |
1.2532 |
2ndmeasurement |
19.571 |
10.221 |
1.2444 |
1.2555 |
3rdmeasurement |
19.532 |
10.197 |
1.2494 |
1.2505 |
Mean |
|
|
1.2468 |
1.2531 |
Table 2: Results of the 2nd test series
Weight: 1.6859 g |
p1/ psi |
p2/ psi |
Volume / cm3 |
DensityrPR/ g·cm-3 |
1stmeasurement |
19.510 |
10.130 |
1.3247 |
1.2727 |
2ndmeasurement |
19.501 |
10.125 |
1.3251 |
1.2722 |
3rdmeasurement |
19.556 |
10.151 |
1.3286 |
1.2689 |
Mean |
|
|
1.3261 |
1.2713 |
Mean density rPR for the two test series: 1.2622 g/cm3
Relative density (compared to water at 4 °C) D4R: 1.26
Description of key information
The relative density of the test item at ambient temperature (compared to water at 4 °C) was determined to be: D4R= 1.26 (20.3 °C; methods OECD 109 and EU A.3).
Key value for chemical safety assessment
- Relative density at 20C:
- 1.26
Additional information
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