Registration Dossier

Physical & Chemical properties

Particle size distribution (Granulometry)

Administrative data

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:
other: Guideline study and GLP

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: DIN 66165 ISO 3310
GLP compliance:
yes (incl. certificate)
Type of distribution:
mass based distribution

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent

Results and discussion

Mass median aerodynamic diameter:
4 042 µm
Particle sizeopen allclose all
Percentile:
D50
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D10
Mean:
2 050 µm
St. dev.:
1 500
Remarks on result:
other: Standard deviation of the frequency distribution ( first peak between 2000 and 3000 µm)  is estimated to be in the range of  1500µm
Percentile:
D50
Mean:
4 042 µm
St. dev.:
1 500
Remarks on result:
other: Standard deviation of the frequency distribution ( first peak between 2000 and 3000 µm)  is estimated to be in the range of  1500µm
Percentile:
D90
Mean:
5 768 µm
St. dev.:
1 500
Remarks on result:
other: Standard deviation of the frequency distribution ( first peak between 2000 and 3000 µm)  is estimated to be in the range of  1500µm

Applicant's summary and conclusion

Conclusions:
The test item has a particle size of X10 = 2050 µm; X50 = 4042 µm and X90 = 5768 µm. MMAD = 4042 µm