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EC number: - | CAS number: -
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:
- Oct 2017 - Mar 2018
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- 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:
- EPA OPPTS 830.7520 (Particle Size, Fiber Length, and Diameter Distribution)
- Version / remarks:
- 1996
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Version / remarks:
- 2009
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
- Percentile:
- D50
- Mean:
- 7 µm
- St. dev.:
- 0.05
- Percentile:
- D10
- Mean:
- 1.7 µm
- St. dev.:
- 0
- Percentile:
- D90
- Mean:
- 15.3 µm
- St. dev.:
- 0.05
- Conclusions:
- The test item has a mean particle size D50 = 7 µm, which was determined by laser diffraction measurement.
- Executive summary:
The test item has a mean particle size D50 = 7 µm, which was determined by laser diffraction measurement according to OECD guideline 110 and ISO 13320 under GLP conditions.
Reference
Description of key information
The test item has a mean particle size D50 = 7 µm, which was determined by laser diffraction measurement according to OECD guideline 110 and ISO 13320 under GLP conditions.
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