Registration Dossier
Registration Dossier
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EC number: 221-326-1 | CAS number: 3068-39-1
Particle size distribution (Granulometry)
Administrative data
Link to relevant study record(s)
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 16 March 2016
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- Laser scattering/diffraction
- Type of particle tested:
- primary particle
- Type of distribution:
- volumetric distribution
- Key result
- Percentile:
- D50
- Mean:
- 54.89 µm
- Remarks on result:
- other: No information on standard deviation
- Conclusions:
- Under the conditions of this study the D50 was determined to be 54.890 µm.
- Executive summary:
The particle size distribution of the test material was investigated using methodology broadly equivalent to that of the standardised guideline ISO 13320.
The particle size of the sample was measured by laser diffraction.
Under the conditions of this study the D50 was determined to be 54.890 µm.
Reference
d(0.1): 8.163 µm
d(0.5): 54.890 µm
d(0.9): 156.342 µm
- Specific surface area: 0.407 m2/g
- Surface weighted mean D[3,2]: 12.285 µm
- Volume weighted mean D[4,3]: 70.812 µm
Description of key information
Under the conditions of this study the D50 was determined to be 54.890 µm.
Additional information
The particle size distribution of the test material was investigated using methodology broadly equivalent to that of the standardised guideline ISO 13320. The study was awarded a reliability score of 1 in accordance with the criteria set forth by Klimisch et al. (1997).
The particle size of the sample was measured by laser diffraction.
Under the conditions of this study the D50 was determined to be 54.890 µm.
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