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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

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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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods with acceptable restrictions
Principles of method if other than guideline:
The particle size of the test material was determined with the HELOS particle size analyzer WINDOX 5.
GLP compliance:
not specified
Type of method:
other: HELOS particle size analyzer WINDOX 5
Key result
Percentile:
D10
Mean:
41.86 µm
Remarks on result:
other: Standard deviation not indicated
Key result
Percentile:
D50
Mean:
178.28 µm
Remarks on result:
other: Standard deviation not indicated
Key result
Percentile:
D90
Mean:
348.25 µm
Remarks on result:
other: Standard deviation not indicated
No.:
#1
Size:
10 µm
Distribution:
2.03 %
No.:
#2
Size:
40 µm
Distribution:
9.54 %
No.:
#3
Size:
100 µm
Distribution:
24.56 %
Conclusions:
For the test substance d10, d50 and d90 values of 41.86 µm, 178.28 µm and 348.25 µm were evaluated, respectively.

Description of key information

D(10) = 41.86 µm
D(50) = 178.28 µm
D(90) = 348.25 µm

Additional information

For the test substance d10, d50 and d90 values of 41.86 µm, 178.28 µm and 348.25 µm were evaluated, respectively (Albemarle, 2015).