Registration Dossier
Registration Dossier
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EC number: 427-670-0 | CAS number: -
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 25 February 2011-28 February 2011
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: This study has been performed according to OECD, ISO and CIPAC guidelines and according to GLP principles.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 011
- Report date:
- 2011
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- other: ISO 13320:2009
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- other: CIPAC MT 187
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of distribution:
- other: laser diffraction particle size analysis
Test material
- Details on test material:
- - Substance type: Yellow-brown powder
- Lot/batch No.: 00120R
Constituent 1
Results and discussion
Particle sizeopen allclose all
- Percentile:
- D50
- Mean:
- 111.807 µm
- Remarks on result:
- other: 6.14% by volume of sample was seen to be < 10.00 µm(migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.)
- Percentile:
- D10
- Mean:
- < 15.144 µm
- St. dev.:
- 0.19
- Percentile:
- D50
- Mean:
- < 103.811 µm
- St. dev.:
- 1.32
- Percentile:
- D90
- Mean:
- < 273.219 µm
- St. dev.:
- 3.64
Applicant's summary and conclusion
- Conclusions:
- Using the laser diffraction test, the Mass Median Aerodynamic Diameter (MMAD) of the test substance was determined to be 111.807 µm. 6.14% by volume of sample was seen to be < 10.00 µm.
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