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EC number: 604-086-6 | CAS number: 138577-01-2
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2017-08-17
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 017
- Report date:
- 2017
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius)
- Version / remarks:
- 1981
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Version / remarks:
- 2009
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- other: CIPAC MT 187
- Version / remarks:
- 2009
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- 2017-02-28
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- Cesium fluoroaluminate
- EC Number:
- 604-086-6
- Cas Number:
- 138577-01-2
- IUPAC Name:
- Cesium fluoroaluminate
- Test material form:
- solid: particulate/powder
- Details on test material:
- - State of aggregation: solid, white powder
Constituent 1
- Specific details on test material used for the study:
- - Storage conditions: Ambient temperature, dry, tightly closed in original container
Results and discussion
- Remarks on result:
- not measured/tested
Particle sizeopen allclose all
- Percentile:
- D10
- Mean:
- 0.8 µm
- St. dev.:
- 0
- Percentile:
- D50
- Mean:
- 4.95 µm
- St. dev.:
- 0.21
- Percentile:
- D90
- Mean:
- 12.05 µm
- St. dev.:
- 0.49
Particle size distribution at different passages
- Remarks on result:
- not measured/tested
Any other information on results incl. tables
Two test series of 3 measurements each were performed with the test item.
Test series 1:
D10: 0.8 µm
D50: 5.1 µm (Median diameter)
D90: 12.4 µm
Test series 2:
D10: 0.8 µm
D50: 4.8 µm (Median diameter)
D90: 11.7 µm
Average
D10: 0.8 µm
D50: 5.0 µm (Median diameter)
D90: 12.1 µm
Final Results
The test item cesium tetrafluoroaluminate has a median particle size D50 = 5 µm, which was determined by laser diffraction measurement in accordance to inter alia ISO 13320 (2009) and CIPAC MT 187 (2009) method.
Applicant's summary and conclusion
- Conclusions:
- The test item cesium fluoroaluminate has following particle size distribution, which was determined by laser diffraction measurement in accordance to inter alia ISO 13320 (2009):
D10: 0.8 µm
D50: 5.0 µm (Median diameter)
D90: 12.1 µm
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