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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:
08-Sept-2016
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Principles of method if other than guideline:
- Principle of test: Particle size analysis by laser diffraction
- Short description of test conditions:
- Parameters analysed / observed: particle size
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of particle tested:
other: Bulk substance
Type of distribution:
volumetric distribution
Key result
Percentile:
D10
Mean:
10.41 µm
St. dev.:
0
Key result
Percentile:
D50
Mean:
46.17 µm
St. dev.:
0
Key result
Percentile:
D90
Mean:
145.16 µm
St. dev.:
0
Conclusions:
10% of the particles are below 10.41 μm, 50% of the particles are below 46.17 μm and 90% of the particles are below 145.16 μm, width = 2.15, VMD = 63,82 µm

Description of key information

Percentile       Mean particle size (um)

D10              10.41

D50              46.17

D90              145.16

Additional information