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:
17 Mar 2011
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Basic data given: comparable to guidelines/standards

Data source

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

Materials and methods

Principles of method if other than guideline:
QICPIC image analysis according to company SOP
Type of distribution:
counted distribution

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Test item: Carnauba wax Type E

Results and discussion

Particle sizeopen allclose all
Percentile:
D50
Mean:
78 µm
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D10
Mean:
38 µm
Remarks on result:
other: SD not given
Percentile:
D50
Mean:
78 µm
Remarks on result:
other: SD not given
Percentile:
D90
Mean:
121 µm
Remarks on result:
other: SD not given

Applicant's summary and conclusion

Conclusions:
The test substance has a median particle size of 78 µm.
Executive summary:

The particle size distribution od the test substance was measured with a QICPIC image analysis system. The test substance has a median particle size of 78 µm.