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EC number: 915-741-3 | CAS number: 25618-55-7
Density
Administrative data
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 26 June - 28 August 2009
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Study was performed according to OECD and EC guidelines and according to GLP principles.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 009
- Report date:
- 2009
Materials and methods
Test guidelineopen allclose all
- 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)
- Type of method:
- pycnometer method
Test material
- Reference substance name:
- 1-(1,3-dihydroxypropoxy)propane-1,3-diol; 3-{3-[3-(2,3-dihydroxypropoxy)-2-hydroxypropoxy]-2-hydroxypropoxy}propane-1,2-diol; nonane-1,2,4,5,6,8,9-heptol
- EC Number:
- 915-741-3
- Cas Number:
- 25618-55-7
- Molecular formula:
- not applicable - multi-constituent substance
- IUPAC Name:
- 1-(1,3-dihydroxypropoxy)propane-1,3-diol; 3-{3-[3-(2,3-dihydroxypropoxy)-2-hydroxypropoxy]-2-hydroxypropoxy}propane-1,2-diol; nonane-1,2,4,5,6,8,9-heptol
- Reference substance name:
- Polyglycerol-3
- IUPAC Name:
- Polyglycerol-3
- Details on test material:
- - Name of test material (as cited in study report): Polyglycerol-3
- Substance type: organic liquid
- Physical state: Colourless to pale yellow viscous liquid
- Analytical purity:
27.9% Diglycerol
46.0% Triglycerol
17.9% Tetraglycerol
5.6% Pentaglycerol
2.6% Hexaglycerol and higher
- Purity test date: no data
- Lot/batch No.: RBA081008A
- Expiration date of the lot/batch: 31 May 2010
- Stability under test conditions: stabile
Constituent 1
Constituent 2
Results and discussion
Density
- Type:
- relative density
- Density:
- 1.29
- Temp.:
- 20 °C
Any other information on results incl. tables
Density of the test substance
|
Test 1 |
Test 2 |
Mean |
Mass empty pycnometer (A) |
26.4089 g |
26.4094 g |
26.40915 g |
Mass pycnometer with water (B) |
36.2108 g |
36.2095 g |
|
Volume of the pycnometer |
9.8196 cm3 |
9.8178 cm3 |
9.8187 cm3 |
Mass pycnometer with test substance (C) |
39.1201 g |
39.0983 g |
|
Density |
1.295 g/cm3 |
1.292 g/cm3 |
1.29 g/cm3 |
Applicant's summary and conclusion
- Conclusions:
- A pycnometer was used for the determination of the density and relative density of Polyglycerol-3. The density of the test substance at 20ºC was 1.29 g/cm3. The relative density was 1.29.
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