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Diss Factsheets

Physical & Chemical properties

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:
June 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
according to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Version / remarks:
2009
Deviations:
not specified
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of particle tested:
other: Solid (physical form not stated)
Specific details on test material used for the study:
NA
Key result
Percentile:
D10
Mean:
13.657 µm
St. dev.:
12.97
Remarks on result:
other:
Remarks:
SD calculated by (D90-D10)/2.6
Key result
Percentile:
D50
Mean:
25.602 µm
St. dev.:
12.97
Remarks on result:
other:
Remarks:
SD calculated by (D90-D10)/2.6
Key result
Percentile:
D90
Mean:
47.38 µm
St. dev.:
12.97
Remarks on result:
other:
Remarks:
SD calculated by (D90-D10)/2.6
Conclusions:
The size distribution of P-TSH was determined according to ISO 13320 (2009). The median size of the test substance was determined to be 25.6 μm and the median size 28.7 μm.
Executive summary:

The size distribution of P-TSH was determined according to ISO 13320  (2009) with a Laser Scattering Particle Size Distribution Analyzer LA-960. The median size of the test substance was determined to be 25.6 μm and the median size 28.7 μm.

Description of key information

The median size of the test substance was 25.60242 (μm) and the mean size 28.74505 (μm).

Additional information