Registration Dossier
Registration Dossier
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EC number: 215-219-9 | CAS number: 1314-11-0
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2018-03-08
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 018
- Report date:
- 2018
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:
- signed 2017-02-28
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- Strontium oxide
- EC Number:
- 215-219-9
- EC Name:
- Strontium oxide
- Cas Number:
- 1314-11-0
- Molecular formula:
- OSr
- IUPAC Name:
- Strontium oxide
- Test material form:
- solid
- Details on test material:
- Appearance: white/off-white
Constituent 1
Results and discussion
- Remarks on result:
- not measured/tested
Particle sizeopen allclose all
- Percentile:
- D10
- Mean:
- 3.3 µm
- St. dev.:
- 0
- Percentile:
- D50
- Mean:
- 18.1 µm
- St. dev.:
- 0.99
- Percentile:
- D90
- Mean:
- 101.1 µm
- St. dev.:
- 6.36
Particle size distribution at different passages
- Remarks on result:
- not measured/tested
Any other information on results incl. tables
Two test series consisting of 3 measurements each were performed with the test item.
Test series 1:
D10: 3.3 µm
D50: 18.8 µm (Median diameter)
D90: 105.6 µm
Test series 2:
D10: 3.3 µm
D50: 17.4 µm (Median diameter)
D90: 96.6 µm
Average
D10: 3.3 µm
D50: 18.1 µm (Median diameter)
D90: 101.1 µm
Final Results
The test item strontium oxide has a median particle size D50 = 18 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 Strontium oxide has following particle size distribution, which was determined by laser diffraction measurement in accordance to inter alia ISO 13320 (2009) and CIPAC MT 187 (2009) method:
D10: 3.3 µm
D50: 18.1 µm (Median diameter)
D90: 101.1 µm
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