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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:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1996
Report date:
1996

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Principles of method if other than guideline:
Laser Diffraction
GLP compliance:
yes
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
5-amino-4-({5-amino-3-cyano-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazol-4-yl}disulfanyl)-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile
EC Number:
603-434-4
Cas Number:
130755-46-3
Molecular formula:
C22 H8 Cl4 F6 N8 S2
IUPAC Name:
5-amino-4-({5-amino-3-cyano-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazol-4-yl}disulfanyl)-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile

Results and discussion

Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
2 µm
Distribution:
1.13 %
No.:
#2
Size:
5 µm
Distribution:
4.88 %
No.:
#3
Size:
10 µm
Distribution:
9.33 %
No.:
#4
Size:
20 µm
Distribution:
16.01 %
No.:
#5
Size:
50 µm
Distribution:
31.09 %
No.:
#6
Size:
200 µm
Distribution:
98.85 %

Any other information on results incl. tables

Visual investigation: when observed with the microscope, the initial water suspension showed spherical particles and many agglomerates.

Applicant's summary and conclusion

Conclusions:
---> virtually no particles < 0.1 micron