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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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius)
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution
No.:
#1
Size:
>= 8.9 - <= 9.3 µm
Distribution:
ca. 10 %
No.:
#2
Size:
>= 107 - <= 110.3 µm
Distribution:
ca. 50 %
No.:
#3
Size:
>= 375.1 - <= 407.7 µm
Distribution:
ca. 90 %

The particle size distribution showed a polymodal distribution. The maximum was observed at approx. 200 µm. Three shoulders were observed at approx. 3, 15 and 1000 µm.

Conclusions:
L10 = 9.1 µm
L50 = 108.6 µm
L90 = 391.4 µm

Description of key information

L10 = 9.1 µm

L50 = 108.6 µm

L90 = 391.4 µm

Additional information