Registration Dossier
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EC number: 207-980-0 | CAS number: 504-02-9
Density
Administrative data
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 15 Dec 2009 to 11 Feb 2010
- 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 no effect the quality of the relevant results.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 010
- Report date:
- 2010
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:
- Date of inspection: 15-09-2009 Date of Signature: 26-11-2009
- Type of method:
- pycnometer method
Test material
- Reference substance name:
- Cyclohexane-1,3-dione
- EC Number:
- 207-980-0
- EC Name:
- Cyclohexane-1,3-dione
- Cas Number:
- 504-02-9
- Molecular formula:
- C6H8O2
- IUPAC Name:
- cyclohexane-1,3-dione
- Details on test material:
- - Name of test material (as cited in study report): 1,3 cyclohexane dione
- Substance type: Powder
- Physical state: Solid
- Analytical purity: 1,3 Cyclohexane Dione >97% W/W
- Impurities (identity and concentrations): Sodium Chloride 1%W/W Maximum
Water 0.5%W/W Maximum
- Composition of test material, percentage of components: 1,3 Cyclohexane Dione 99.2% W/W
Sodium Chloride 0.25%W/W
Water 0.4%W/W
- Purity test date: 18 November 2009
- Lot/batch No.: 184731091224
- Expiration date of the lot/batch: 18 May 2010
- Radiochemical purity (if radiolabelling): N/A
- Stability under test conditions: Stable
- Storage condition of test material: approximately 4 deg C in the dark
Constituent 1
Results and discussion
Density
- Type:
- relative density
- Density:
- ca. 1.27
- Temp.:
- 20 °C
- Remarks on result:
- other: Temperature tolerance +/-0.5 deg C
Any other information on results incl. tables
Results
Calibration
The pressure readings (P1and P2) and the calculated volume for the calibration ball are shown in the following table:
Table 6.8
Determination |
P1 |
P2 |
Volume (cm3) |
Certified Volume (cm3) |
Tolerance (cm3) |
A |
17.347 |
8.593 |
56.568 |
56.6 |
± 0.5 |
B |
17.228 |
8.534 |
56.567 |
56.6 |
± 0.5 |
Sample
The pressure readings, calculated volumes and density values obtained for the test material are shown in the following table:
Table 6.9
Determination |
P1 |
P2 |
Volume (cm3) |
Density (kg/m3) |
A |
17.176 |
6.988 |
16.622 |
1.26 x 103 |
B |
17.312 |
7.044 |
16.643 |
1.27 x 103 |
Temperature:20.0 ± 0.5ºC
Mean density:1.27 x 103 kg/m3
Relative density:1.27
Applicant's summary and conclusion
- Conclusions:
- The relative density of the test material has been determined to be 1.27 at 20 +/-0.5 deg C
- Executive summary:
Relative Density. 1.27 at 20.0 ± 0.5°C, using a gas comparison pycnometer, Method A3 Relative Density of Commission Regulation (EC) No 440/2008 of 30 May 2008.
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