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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:
2013-07-03
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Guideline study (according to ISO 13320:2009 "Particle size analysis - Laser diffraction methods") for determination of the particle size distribution of the test substance aluminium nitride (grade C)
Qualifier:
according to guideline
Guideline:
other: ISO 13320:2009
GLP compliance:
not specified
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution
Percentile:
D90
Mean:
< 3.2 µm
Remarks on result:
other: applying Fraunhofer estimation
Percentile:
D50
Mean:
< 1.1 µm
Remarks on result:
other: applying Fraunhofer estimation
Percentile:
D10
Mean:
< 0.25 µm
Remarks on result:
other: applying Fraunhofer estimation
Conclusions:
The following particle size distribution could be determined by laser diffraction analysis: D90 <3.2 µm; D50 <1.1 µm; D10 <0.25 µm.
Executive summary:

A guideline study according to ISO 13320:2009 (Particle size analysis - Laser diffraction methods) was conducted for determination of the particle size distribution of the test substance aluminium nitride (grade C). The following particle size distribution could be determined by laser diffraction analysis: D90 <3.2 µm; D50 <1.1 µm; D10 <0.25 µm.

Description of key information

The following particle size distribution could be determined by laser diffraction analysis: D90 <3.2 µm; D50 <1.1 µm; D10 <0.25 µm.

Additional information

A guideline study according to ISO 13320:2009 (Particle size analysis - Laser diffraction methods) was conducted to determine the particle size distribution of the test substance aluminium nitride (grade C). The following particle size distribution could be determined by laser diffraction analysis: D90 <3.2 µm; D50 <1.1 µm; D10 <0.25 µm.