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Physical & Chemical properties

Particle size distribution (Granulometry)

Administrative data

Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report Date:
2017

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid: particulate/powder

Results and discussion

Particle sizeopen allclose all
Key result
Percentile:
D10
Mean:
ca. 5.03 µm
Remarks on result:
other: No deviation.
Key result
Percentile:
D50
Mean:
ca. 18.9 µm
Remarks on result:
other: No deviation.
Key result
Percentile:
D90
Mean:
ca. 82.1 µm
Remarks on result:
other: No deviation.
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
>= 0 - <= 9.86 µm
Distribution:
ca. 26.42 %
No.:
#2
Size:
>= 9.86 - <= 16.4 µm
Distribution:
ca. 18.11 %
No.:
#3
Size:
>= 16.4 - <= 35.3 µm
Distribution:
ca. 25.27 %
No.:
#4
Size:
>= 35.3 - <= 66.9 µm
Distribution:
ca. 15.3 %
No.:
#5
Size:
>= 66.9 - <= 98.1 µm
Distribution:
ca. 8.77 %
No.:
#6
Size:
>= 98.1 - <= 1 630 µm
Distribution:
ca. 6.13 %

Applicant's summary and conclusion

Conclusions:
Parameter Analytical result and conclusion
Cumulative distribution
1) d(0.10): 5.03 μm
2) d(0.50): 18.9 μm
3) d(0.90): 82.1 μm
Average particle size in surface area D [3,2]: 11.5 μm
Average particle size in volume D [4,3]: 38.9 μm