Registration Dossier
Registration Dossier
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EC number: 244-870-1 | CAS number: 22252-43-3
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 05 October 2009
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: No details on test material.
Data source
Reference
- Reference Type:
- other company data
- Title:
- Unnamed
- Year:
- 2 009
- Report date:
- 2010
Materials and methods
Test guideline
- Guideline:
- other: no guideline mentioned
- Principles of method if other than guideline:
- Laser scattering/diffraction method. Distribution type: volume. Polydisperse. The instrument used as well as the test conditions are well described.
- GLP compliance:
- not specified
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- 7-ADCA
- IUPAC Name:
- 7-ADCA
- Details on test material:
- Sample file: ZOR0910
Sample ID: 1004918
Batch: D212013
Constituent 1
Results and discussion
Particle sizeopen allclose all
- Percentile:
- D50
- Mean:
- 22.98 µm
- Remarks on result:
- other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
- Percentile:
- D10
- Mean:
- 3.17 µm
- Percentile:
- D50
- Mean:
- 18.66 µm
- Percentile:
- D90
- Mean:
- 49.64 µm
- Percentile:
- D95
- Mean:
- 59.99 µm
Particle size distribution at different passages
- Size:
- < 100 µm
- Distribution:
- 100 %
- Remarks on result:
- other: inhalable fraction
Any other information on results incl. tables
About 30% of the test samples has particles < 10 µm (thoracic fraction).
About 13% of the test sample has particles < 4 µm (respirable fraction)
Applicant's summary and conclusion
- Conclusions:
- The test sample consists of 100% of inhalable particles (< 100%). The MMAD is 22.98 µm.
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