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)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report Date:
2017

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
GLP compliance:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
Type of method:
Laser scattering/diffraction
Type of particle tested:
aggregate
Type of distribution:
volumetric distribution

Test material

Reference
Name:
Unnamed
Type:
Constituent

Results and discussion

Particle sizeopen allclose all
Percentile:
D10
Mean:
5.96 µm
St. dev.:
0
Percentile:
D50
Mean:
24.6 µm
St. dev.:
0
Percentile:
D90
Mean:
83.4 µm
St. dev.:
0
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
0.594 µm
Distribution:
0.13 %
No.:
#2
Size:
0.872 µm
Distribution:
0.54 %
No.:
#3
Size:
2.42 µm
Distribution:
0.54 %
No.:
#4
Size:
4.58 µm
Distribution:
1.06 %
No.:
#5
Size:
7.64 µm
Distribution:
2.01 %
No.:
#6
Size:
11.2 µm
Distribution:
3.5 %
No.:
#7
Size:
24.1 µm
Distribution:
5.66 %
No.:
#8
Size:
58.9 µm
Distribution:
3.3 %
No.:
#9
Size:
86.4 µm
Distribution:
2.62 %
No.:
#10
Size:
98.1 µm
Distribution:
2.26 %

Applicant's summary and conclusion

Conclusions:

Average particle size in surface area D [3,2]: 11.0 μm
Average particle size in volume D [4,3]: 35.6 μm
Executive summary:

Cumulative distribution

1) d(0.10):   5.96 μm

2) d(0.50):    24.6 μm

3) d(0.90):    83.4 μm

Average particle size in surface area

D [3,2]:  11.0 μm

Average particle size in volume

D [4,3]:  35.6 μm