Registration Dossier
Registration Dossier
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EC number: 211-838-3 | CAS number: 700-13-0
Density
Administrative data
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 4 (not assignable)
- Rationale for reliability incl. deficiencies:
- documentation insufficient for assessment
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 978
- Report date:
- 1978
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: DIN 52 102
- Version / remarks:
- not specified
- GLP compliance:
- no
- Type of method:
- pycnometer method
Test material
- Reference substance name:
- 2,3,5-trimethylhydroquinone
- EC Number:
- 211-838-3
- EC Name:
- 2,3,5-trimethylhydroquinone
- Cas Number:
- 700-13-0
- Molecular formula:
- C9H12O2
- IUPAC Name:
- 2,3,5-trimethylhydroquinone
- Test material form:
- solid: particulate/powder
- Details on test material:
- - Name of test material (as cited in study report): Trimethylhydroquinone
- Physical state: yellow powder
- Analytical purity: 99 .8%
- Purity test date: Nov 09, 1994
- Lot/batch No.: 4361662
- Stability under test conditions:
purity and chemical identification of the test material was determined prior to the start of the study and at the end of the study.
- Storage condition of test material:
room temperature (19/08/93 to 14/09/93)
afterwards: room temperature in the dark, over
silica gel, under nitrogen gas
Constituent 1
- Specific details on test material used for the study:
- before grinding
Results and discussion
Density
- Key result
- Type:
- relative density
- Density:
- 1.27 g/cm³
- Temp.:
- 20 °C
- Remarks on result:
- other: mean of two values
Any other information on results incl. tables
result:
1. determination: 1,28 g/cm3
2. determination: 1,26 g/cm3
mean value: 1,27 g/cm3
Applicant's summary and conclusion
- Conclusions:
- Based on the pycnometer method the density of trimethylhydroquinone is 1,27 g/cm3.
- Executive summary:
A measurement at 20°C acc. to DIN 52 102 gave a result of 1.27 mg/cm3 for the density of trimethylhydroquinone.
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