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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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2015
Report date:
2015

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
Principles of method if other than guideline:
Laser diffraction method according to ISO 13320
GLP compliance:
yes (incl. QA statement)
Type of distribution:
volumetric distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
sra-[(2E)-2-butenedioato(2-)hydroxy aluminium]
EC Number:
810-213-8
Cas Number:
1370461-06-5
Molecular formula:
C4 H3 Al O5
IUPAC Name:
sra-[(2E)-2-butenedioato(2-)hydroxy aluminium]
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
Name of test material (as cited in study report): Aluminum, [(2E)-2-butenedioato(2-)-01 ]hydroxy-
Analytical purity: Approx. 85.8 g/100g (see final report 14L00403)
Lot/batch No.:13-0001-2
Expiration date of the lot/batch: Sep 30, 2014
Storage condition of test material: RT

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:
D10
Mean:
15 µm
Percentile:
D50
Mean:
25 µm
Percentile:
D90
Mean:
46 µm
Percentile:
other: D[3,2]
Mean:
24 µm
Percentile:
other: D[4,3]
Mean:
31 µm
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
< 4 µm
Distribution:
0 %
No.:
#2
Size:
< 10 µm
Distribution:
0 %
No.:
#3
Size:
< 100 µm
Distribution:
97.24 %

Any other information on results incl. tables

Results in detail

measurement

d(0.1)

[μm]

d(0.5)

[μm]

d(0.9)

[μm]

D[3,2]

[μm]

D[4,3]

[μm]

1

15

25

46

24

31

2

15

25

46

24

31

mean*

15

25

46

24

31

 

measurement

<4 μm

[vol%]

<10 μm

[vol%]

<100 μm

[vol%]

1

0.00

0.00

97.24

2

0.00

0.00

97.25

mean*

0.00

0.00

97.24

 

*) Using all single measuring points from the measurements 1 and 2, a new distribution was calculated, giving the mean values for each parameter.

0[3,2): mean by surface (Sauter)

0[4,3): mean by volume (De Brouker)

Applicant's summary and conclusion