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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:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

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 after sieving
GLP compliance:
yes (incl. QA statement)
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
1,3,5-Benzenetricarboxylic acid, copper(2+) salt (2:3)
Cas Number:
309721-49-1
Molecular formula:
C9 H6 O6 . 3/2 Cu
IUPAC Name:
1,3,5-Benzenetricarboxylic acid, copper(2+) salt (2:3)
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
Name of test material (as cited in study report): 1,3,5-Benzenetricarboxylic acid, copper(2+) salt (2:3)
Analytical purity: >= 97%
Lot/batch No.: AP199.6
Expiration date of the lot/batch: Sep 01, 2014
Storage condition of test material: Ambient temperature, nitrogen atmosphere

Results and discussion

Particle sizeopen allclose all
Percentile:
D10
Mean:
14 µm
Remarks on result:
other: no standard deviation available
Percentile:
D50
Mean:
525 µm
Remarks on result:
other: no standard deviation available
Percentile:
D90
Mean:
1 343 µm
Remarks on result:
other: no standard deviation available
Percentile:
other: D[3,2]
Mean:
47 µm
Remarks on result:
other: no standard deviation available
Percentile:
other: D[4,3]
Mean:
598 µm
Remarks on result:
other: no standard deviation available
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
< 4 µm
Distribution:
0.57 %
No.:
#2
Size:
< 10 µm
Distribution:
4 %
No.:
#3
Size:
< 100 µm
Distribution:
16.07 %

Any other information on results incl. tables

Results in detail

Fine fraction <2 mm: 64.7 g/100 g

Measured mean particle size distribution of the fine fraction:

measurement

d(0.1)

[μm]

d(0.5)

[μm]

d(0.9)

[μm]

D[3,2]

[μm]

D[4,3]

[μm]

1

15

569

1377

50

626

2

14

485

1305

45

569

mean*

14

525

1342

47

598

 

measurement

<4 μm

[vol%]

<10 μm

[vol%]

<100 μm

[vol%]

1

0.53

3.71

15.31

2

0.61

4.28

16.83

mean*

0.57

4.00

16.07

 

*) 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