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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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Qualifier:
according to guideline
Guideline:
other: CIPAC MT 187
Qualifier:
according to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Principles of method if other than guideline:
OECD 110 is taken into account.
GLP compliance:
yes (incl. QA statement)
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution
Specific details on test material used for the study:
Batch 3032500391
Mass median aerodynamic diameter:
19.744 µm
Geometric standard deviation:
1.191
Key result
Percentile:
D90
Mean:
13.2 µm
St. dev.:
0.049
Key result
Percentile:
D50
Mean:
10.4 µm
St. dev.:
0.002
Key result
Percentile:
D10
Mean:
8.27 µm
St. dev.:
0.024
Conclusions:
The particle size of the substance was determined with laser diffraction according to ISO 13320:2009, CIPAC MT 187 and taking OECD 110 into account. The following results were determined:
D10: 8.27 µm +- 0.0238 µm
D50: 10.40 µm +- 0.00196 µm
D90: 13.20 µm +- 0.0493 µm
MMAD: 19.744 +- 0.003 µm
GSD: 1.191 µm +- 0.002 µm
Executive summary:

The particle size of the substance was determined with laser diffraction according to ISO 13320:2009, CIPAC MT 187 and taking OECD 110 into account. The following results were determined:


D10: 8.27 µm +- 0.0238 µm
D50: 10.40 µm +- 0.00196 µm
D90: 13.20 µm +- 0.0493 µm
MMAD: 19.744 +- 0.003 µm
GSD: 1.191 µm +- 0.002 µm

Description of key information

The particle size of the substance was determined with laser diffraction according to ISO 13320:2009, CIPAC MT 187 and taking OECD 110 into account. The following results were determined:


D10: 8.27 µm +- 0.0238 µm
D50: 10.40 µm +- 0.00196 µm
D90: 13.20 µm +- 0.0493 µm
MMAD: 19.744 +- 0.003 µm
GSD: 1.191 µm +- 0.002 µm

Additional information