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Particle size distribution (Granulometry)

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Reference
Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2012
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: non GLP study
Qualifier:
equivalent or similar to guideline
Guideline:
other: internal method based on official guideline
Version / remarks:
internal method based on official guideline
Deviations:
not specified
Principles of method if other than guideline:
The sample was dispersed, stirred and ultrasonicated prior the analytical characterisation by light scattering.
GLP compliance:
no
Type of method:
other: internal method based on official guideline
Type of distribution:
volumetric distribution
Percentile:
D10
Mean:
ca. 7.744 µm
St. dev.:
2
Percentile:
D50
Mean:
ca. 32.753 µm
St. dev.:
5
Percentile:
D90
Mean:
ca. 84.105 µm
St. dev.:
5
Conclusions:
D50= 32.7 µm
Executive summary:

The substance particle size distribution was measured by light scattering and the results are D10=7.74 µm, D50= 32.7 µm and D90= 84.1 µm.

Description of key information

D10= 7.74 um
D50= 32.7 um
D90= 84.1 um

Additional information

The particle size distribution was determined by light scattering and the results are D10=7.74 um, D50= 32.7 um and D90= 84.1 um.