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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
Study period:
2016-09-20 - 2016-11-02
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions) - Method B: Fibre Length and Diameter Distributions
Version / remarks:
adopted 1981; revised 1997
Qualifier:
according to
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Version / remarks:
(2009)
GLP compliance:
yes (incl. certificate)
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Type of distribution:
mass based distribution
Remarks on result:
not measured/tested
Key result
Percentile:
D10
Mean:
43 µm
Remarks on result:
other: Standard deviation not reported
Key result
Percentile:
D50
Mean:
372.2 µm
Remarks on result:
other: Standard deviation not reported
Key result
Percentile:
D90
Mean:
805.8 µm
Remarks on result:
other: Standard deviation not reported
Remarks on result:
not measured/tested
Conclusions:
In the present GLP-study according to OECD guideline 110 the test item 2-Oxoglutaric acid has a median particle size of 372.2 µm which was determined by laser diffraction measurement.

Description of key information

GLP-study according to OECD guideline 110, using the laser diffraction method to determine the particle size. The mean particle size of 2 -oxoglutaric acid is 372.2 µm.

Additional information