Registration Dossier
Registration Dossier
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EC number: - | CAS number: -
Density
Administrative data
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- Testing was conducted between 16 May 2008 and 02 July 2008.
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Study conducted to GLP and in compliance with agreed protocols, with no or minor deviations from standard test guidelines and/or minor methodological deficiencies, which do not effect the quality of the relevant results.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- The work described was performed in compliance with UK GLP standards (Schedule 1, Good Laboratory Practice Regulations 1999 (SI 1999/3106 as amended by SI 2004/0994)).
- Type of method:
- pycnometer method
Test material
Constituent 1
Results and discussion
Density
- Type:
- relative density
- Density:
- 1.66 kg/m³
- Temp.:
- 20 °C
Any other information on results incl. tables
Calibration
The pressure readings (P1 and P2) and the calculated volume for the calibration ball are shown in the following table:
Determination |
P1 |
P2 |
Volume (cm3) |
Certified Volume (cm3) |
Tolerance (cm3) |
A |
17.159 |
8.494 |
56.4 |
56.6 |
± 0.5 |
B |
17.351 |
8.590 |
56.5 |
56.6 |
± 0.5 |
Sample
The pressure readings, calculated volumes and density values obtained for the test material are shown in the following table:
Determination |
P1 |
P2 |
Volume (cm3) |
Density (kg/m3) |
A |
17.115 |
7.256 |
25.6 |
1.66 x 103 |
B |
17.124 |
7.269 |
25.9 |
1.67 x 103 |
Temperature:
20.0 ± 0.5ºC
Mean density: 1.66 x 103 kg/m3
Relative density: 1.66
Conclusion
The relative density of the test material has been determined to be 1.66 at 20.0 ± 0.5°C.
Applicant's summary and conclusion
- Conclusions:
- The relative density of the test material has been determined to be 1.66 at 20.0 ± 0.5°C
- Executive summary:
The relative density was determined for substance NDS-Li in project number 1307 -0447 using a gas comparison pycnometer, Method A3 of Commission Directive 92/69/EEC (which constitutes Annex V of Council Directive 67/548/EEC).The relative density of the test material has been determined to be 1.66 at 20.0 ± 0.5°C
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