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EC number: 281-897-8 | CAS number: 84057-80-7
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:
- 2012-09-06
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
- 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:
- other: ISO 13320: Particle size analysis – Laser diffraction methods
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
- Percentile:
- D50
- Mean:
- 7 µm
- Remarks on result:
- other: mean of six measurements(migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.)
- Percentile:
- D10
- Mean:
- 0.92 µm
- St. dev.:
- 0.02
- Remarks on result:
- other: mean of six measurements
- Percentile:
- D50
- Mean:
- 7.43 µm
- St. dev.:
- 0.38
- Remarks on result:
- other: mean of six measurements
- Percentile:
- D90
- Mean:
- 54.06 µm
- St. dev.:
- 11.5
- Remarks on result:
- other: mean of six measurements
- Conclusions:
- The test item has a median particle size L50 = 7 µm, which was determined by laser diffraction measurement.
Reference
| L10 | 0.90 µm |
| L50 | 7.16 µm (Median diameter) |
| L90 | 45.93 µm |
| L10 | 0.93 µm |
| L50 | 7.70 µm (Median diameter) |
| L90 | 62.19 µm |
| L10 | 0.92 µm |
| L50 | 7.43 µm (Median diameter) |
| L90 | 54.06 µm |
Description of key information
Zirconium propionate has a median particle size L50 = 7 µm, which was determined by laser diffraction measurement.
Additional information
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