Registration Dossier
Registration Dossier
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EC number: 208-341-9 | CAS number: 523-24-0
Density
Administrative data
- Endpoint:
- bulk density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- The study was conducted between 10 June 2005 and 11 August 2005
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 005
- Report date:
- 2005
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 109 (Density of Liquids and Solids)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- other: gas comparison pycnometer
Test material
- Reference substance name:
- Diammonium phthalate
- EC Number:
- 208-341-9
- EC Name:
- Diammonium phthalate
- Cas Number:
- 523-24-0
- Molecular formula:
- C8H6O4.2H3N
- IUPAC Name:
- diammonium phthalate
- Test material form:
- solid: crystalline
Constituent 1
- Specific details on test material used for the study:
- Description: white crystalline solid
Lot number: 4172005
Date recieved: 02 June 2005
Storage conditions: room temperature, in the dark
Results and discussion
Density
- Key result
- Type:
- bulk density
- Density:
- 1 340 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 |
17.553 |
8.690 |
56.5 |
56.6 |
±0.5 |
B |
17.239 |
8.535 |
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 |
17.149 |
7.566 |
34.0 |
1.35 x 103 |
B |
17.126 |
7.559 |
34.1 |
1.34 x 103 |
Temperature: 20.0± 0.5°C
Mean density: 1.34 x 103 kg/m3
Applicant's summary and conclusion
- Conclusions:
- The density of the test material has been determined to be 1340 kg/m3 at 20.0 ± 0.5°C.
- Executive summary:
Density of Liquids and Solids. 1340 kg/m3 at 20.0 ± 0.5°C, using a gas comparison pycnometer, Method 109 of the OECD Guidelines for Testing of Chemicals, 27 July 1995.
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