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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:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: test method described no GLP

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010

Materials and methods

Test guideline
Qualifier:
equivalent or similar to
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
Deviations:
not specified
GLP compliance:
no
Type of distribution:
counted distribution

Test material

Reference
Name:
Unnamed
Type:
Constituent

Results and discussion

Particle sizeopen allclose all
Percentile:
D50
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D50
Mean:
> 2 - < 3 µm
Remarks on result:
other: this value is the diametre of the fibre.
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
> 0 - < 0.5 µm
Distribution:
> 0 - < 3 %
Remarks on result:
other: % of fibres
No.:
#2
Size:
> 0.5 - < 1 µm
Distribution:
> 13 - < 14 %
Remarks on result:
other: % of fibres
No.:
#3
Size:
> 1 - < 2 µm
Distribution:
> 17 - < 20 %
Remarks on result:
other: % of fibres
No.:
#4
Size:
> 2 - < 3 µm
Distribution:
> 14 - < 21 %
Remarks on result:
other: % of fibres
No.:
#5
Size:
> 3 - < 4 µm
Distribution:
> 27 - < 30 %
Remarks on result:
other: % of fibres
No.:
#6
Size:
> 5 - < 10 µm
Distribution:
> 14 - 23 %
Remarks on result:
other: % of fibres
No.:
#7
Size:
>= 10 µm
Distribution:
> 0 - < 2 %

Any other information on results incl. tables

class of diameter

% of fibres

[0 - 0.5[

2,97%

[0.5 - 1.0[

13,27%

[1.0 - 2.0[

17,72%

[2.0 - 3.0[

14,76%

[3.0 - 5.0[

27,37%

[5.0 - 10.0[

22,01%

> 10

1,90%

Applicant's summary and conclusion

Conclusions:
D50 = 3 µm
Executive summary:

D50 = 3 µm