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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:
2007
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Deviations:
not specified
Principles of method if other than guideline:
The determination of the particle size distribution was performed the principle of laser diffraction with dry dispersion.
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution
Percentile:
D50
Mean:
11.52 µm
Remarks on result:
other: Standard deviation not reported
Percentile:
D10
Mean:
2.04 µm
Remarks on result:
other: Standard deviation not reported
Percentile:
D90
Mean:
33.6 µm
Remarks on result:
other: Standard deviation not reported

VMD (Volume Mean Diameter)= 15.29 µm

SMD (Sauter Mean Diameter)= 5.10 µm

Conclusions:
The particle size distribution of test substance was determined to be MMD= 11.5 µm
Executive summary:

In this guideline-equivalent (ISO 13320) study the particle size of the test material (EC 404-360-3) was determined to be MMD= 11.5 µm

Description of key information

Study conducted equivalent to recognised testing guideline

Additional information

The determination was performed the principle of laser diffraction with dry dispersion.

MMD= 11.5µm

D10= 2.0µm

D90= 33.6µm