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:
December 2007 to July 2008
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of distribution:
other: particule size distribution

Test material

Reference
Name:
Unnamed
Type:
Constituent

Results and discussion

Particle sizeopen allclose all
Percentile:
D50
Mean:
ca. 1 mm
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D95
Mean:
ca. 2.8 mm
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
>= 2.8 - <= 4 mm
Distribution:
ca. 21.8 %
No.:
#2
Size:
>= 2 - <= 2.8 mm
Distribution:
ca. 32.1 %
No.:
#3
Size:
>= 1.4 - <= 2 mm
Distribution:
ca. 33.8 %
No.:
#4
Size:
<= 1.4 mm
Distribution:
ca. 12.2 %

Applicant's summary and conclusion

Conclusions:
The particules were spread like this: 21.8% between 4 mm and 2.8 mm, 32.1% between 2.8 and 2 mm, 33.8% between 2 and 1.4 mm, and 12.2% under 1.44 mm.
Executive summary:

Type of distribution: particle size distribution. The particules were spread like this: 21.8% between 4 mm and 2.8 mm, 32.1% between 2.8 and 2 mm, 33.8% between 2 and 1.4 mm, and 12.2% under 1.44 mm.