Diss Factsheets

Physical & Chemical properties

Particle size distribution (Granulometry)

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Reference
Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
key study
Study period:
2016-10-04
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Version / remarks:
2009-11-24
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
Laser scattering/diffraction
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: Mr. Klemmt; E-EMD/QR - J550, Batch identification: A14-Q0201

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: ambient temperature
Key result
Percentile:
D10
Mean:
257 µm
Remarks on result:
other: St. dev. not given
Key result
Percentile:
D50
Mean:
565 µm
Remarks on result:
other: St. dev. not given
Key result
Percentile:
D90
Mean:
1 069 µm
Remarks on result:
other: St. dev. not given
Key result
Percentile:
other: Mean by Surface (Sauter)
Mean:
438 µm
Remarks on result:
other: St. dev. not given
Key result
Percentile:
other: mean by Volume (De Brouker)
Mean:
619 µm
Remarks on result:
other: St. dev. not given
 Measurement d(0.1) [µm] d(0.5) [µm] d(0.9) [µm] D[3,2] [µm] D[4,3] [µm] 1 256 562 1053 435 613 2 258 568 1084 440 625 mean* 257 565 1069 438 619

*) Using all single measuring points form the measurements 1 and 2, a new distribution was calculated, giving the mean values for each parameter.

D[3,2]: mean by surface (Sauter)

D[4,3]: mean by volume (De Brouker)

Description of key information

In a study according to ISO 13320, the following particle size distribution of the test substance was determined by laser diffraction: