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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:
2009
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods
Qualifier:
according to
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Version / remarks:
Version 1, Fraunhofer
Deviations:
not specified
GLP compliance:
yes
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution
Percentile:
D50
Mean:
549 µm
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D10
Mean:
75 µm
St. dev.:
9
Percentile:
D90
Mean:
1 393 µm
St. dev.:
121

mean value of 3 distributions

Conclusions:
The particle size of test substance was determined to be d10=75µm, d50=549µm, d90=1393µm
Executive summary:

In this study, conducted to nationally recognised standards (ISO 13320 -1) with GLP certificaiton, the mean particle size of the test material (EC 213-426-9) was determined to be 549 µm (D50).

Description of key information

 Study carried out according to national testing standards and with GLP compliance.

Additional information

MMD= 549µm. The measurement was carried out by laser diffraction according to ISO 13320 -1