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:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report Date:
2009

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
The sample was run as a suspension in isopropanol on a Bechman Coulter LS Particle Size Analyzer.
GLP compliance:
yes
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Purity: not reported

Results and discussion

Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
26.37 µm
Distribution:
10 %
No.:
#2
Size:
18.43 µm
Distribution:
25 %
No.:
#3
Size:
12.94 µm
Distribution:
50 %
No.:
#4
Size:
6.919 µm
Distribution:
75 %
No.:
#5
Size:
2.548 µm
Distribution:
90 %

Any other information on results incl. tables

Volume, %

Particle Diameter, µm >

10

26.37

25

18.43

50

12.94

75

6.919

90

2.548

Applicant's summary and conclusion

Conclusions:
26.37 µm (10%), 18.43 µm (25%), 12.94 µm (50%), 6.919 µm (75%), 2.548 µm (90%)
Executive summary:

The sample was run as a suspension in isopropanol on a Bechman Coulter LS Particle Size Analyzer.