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Diss Factsheets

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:
11.11.2008-20.01.2009
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
GLP compliance:
no
Type of method:
Laser scattering/diffraction

Test material

Constituent 1
Chemical structure
Reference substance name:
4-{4-[difluoro(3,4,5-trifluorophenoxy)methyl]-3,5-difluorophenyl}-3-fluoro-4'-propyl-1,1'-biphenyl
EC Number:
619-490-8
Cas Number:
303186-36-9
Molecular formula:
C27H22F8O2
IUPAC Name:
4-{4-[difluoro(3,4,5-trifluorophenoxy)methyl]-3,5-difluorophenyl}-3-fluoro-4'-propyl-1,1'-biphenyl
Test material form:
solid: bulk

Results and discussion

Particle sizeopen allclose all
Percentile:
D10
Mean:
3.3 µm
Remarks on result:
other: SD not available
Percentile:
D50
Mean:
12.6 µm
Remarks on result:
other: SD not available
Percentile:
D90
Mean:
32.9 µm
Remarks on result:
other: SD not available

Applicant's summary and conclusion

Executive summary:

The median particle size D50 is 12.6 μm.