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
Study period:
October 10, 2011
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: The test is not performed according to the GLP but performed by ISO 17025 Certified Laboratory

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2011

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: ISO 13320-1
Deviations:
no
GLP compliance:
no
Type of distribution:
volumetric distribution

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
powder

Results and discussion

Particle sizeopen allclose all
Percentile:
D50
Mean:
37.71 µm
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D10
Mean:
2.9 µm
St. dev.:
0.16
Percentile:
D50
Mean:
26.01 µm
St. dev.:
1.35
Percentile:
D90
Mean:
88.97 µm
St. dev.:
8.1

Applicant's summary and conclusion

Executive summary:

Particle size (µm)

  D10 D50 D90 average particle size
Run1 2.79 25.05 83.24 36.01
Run2 3.01 26.96 94.70 39.40
Average 2.90 26.01 88.97 37.71
Standard Dev. 0.16 1.35 8.10 2.40