Registration Dossier
Registration Dossier
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EC number: 696-038-6 | CAS number: 135452-43-6
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Test was conducted according to ECHA Guidance R. 7a.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 013
- Report date:
- 2013
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: ECHA Guidance on information requirements and chemical safety assessment, Chapter R.7a: Endpoint specific guidance R./.1.14 Granulometry, page 120-131. (11/2012)
- GLP compliance:
- no
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- 2-hydroxy-1-{1-[4-(2-hydroxy-2-methylpropanoyl)phenyl]-1,3,3-trimethyl-2,3-dihydro-1H-inden-5-yl}-2-methylpropan-1-one
- EC Number:
- 696-038-6
- Cas Number:
- 135452-43-6
- Molecular formula:
- C26H32O4
- IUPAC Name:
- 2-hydroxy-1-{1-[4-(2-hydroxy-2-methylpropanoyl)phenyl]-1,3,3-trimethyl-2,3-dihydro-1H-inden-5-yl}-2-methylpropan-1-one
- Reference substance name:
- 1-Propanone, 1-[2,3-dihydro-1-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1,3,3-trimethyl-1H-inden-5-yl]-2-hydroxy-2-methyl-
- IUPAC Name:
- 1-Propanone, 1-[2,3-dihydro-1-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1,3,3-trimethyl-1H-inden-5-yl]-2-hydroxy-2-methyl-
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
Constituent 1
Constituent 2
Results and discussion
Particle sizeopen allclose all
- Percentile:
- D50
- Mean:
- 41.73 µm
- Remarks on result:
- other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
- Percentile:
- D10
- Mean:
- 13.58 µm
- Percentile:
- D50
- Mean:
- 41.73 µm
- Percentile:
- D90
- Mean:
- 69.72 µm
Particle size distribution at different passagesopen allclose all
- No.:
- #1
- Size:
- 0.2 - 0.5 µm
- Distribution:
- 0.03 %
- No.:
- #2
- Size:
- 0.5 - 1 µm
- Distribution:
- 1.05 %
- No.:
- #3
- Size:
- 1 - 2 µm
- Distribution:
- 0.8 %
- No.:
- #4
- Size:
- 2 - 5 µm
- Distribution:
- 1.23 %
- No.:
- #5
- Size:
- 5 - 10 µm
- Distribution:
- 3.66 %
- No.:
- #6
- Size:
- 10 - 15 µm
- Distribution:
- 4.53 %
- No.:
- #7
- Size:
- 15 - 20 µm
- Distribution:
- 5.59 %
- No.:
- #8
- Size:
- 20 - 37 µm
- Distribution:
- 25.56 %
- No.:
- #9
- Size:
- 37 - 44 µm
- Distribution:
- 11.22 %
- No.:
- #10
- Size:
- 44 - 60 µm
- Distribution:
- 26.3 %
Any other information on results incl. tables
#11: 60 -74 µm: 12.71%
#12: 74 -149 µm: 7.27%
#13: 149 -200 µm: 0.03%
Applicant's summary and conclusion
- Conclusions:
- Mass median diameter of the test substance: 41.73 µm
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