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Physical & Chemical properties

Particle size distribution (Granulometry)

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Reference
Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
06-02-2017 – 07-02-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to guideline
Guideline:
other: as mention below
Principles of method if other than guideline:
The particle size distribution of test item was determined by granulometric analysis with rotap sieve shaker.
GLP compliance:
no
Type of method:
sieving
Type of particle tested:
primary particle
Type of distribution:
counted distribution
Key result
Percentile:
D50
Mean:
> 53 - <= 150 µm
Remarks on result:
other: Mass median diameter
No.:
#1
Size:
150 µm
Distribution:
35.27 %
Remarks on result:
other: No other detail available
No.:
#2
Size:
106 µm
Distribution:
26.53 %
Remarks on result:
other: No other detail available
No.:
#3
Size:
75 µm
Distribution:
30.59 %
Remarks on result:
other: No other detail available
No.:
#4
Size:
53 µm
Distribution:
7.58 %
Remarks on result:
other: No other detail available

Observation Table:

Amount of test item weighed (g) =10.009g

Method run time (min) =10 min

Sieve sizes(in microns)

Weight of petridishes +

test item (g)

Test item quantity retained after sieving (g)

Percentage (%) of test item*

 150 microns

 57.405

3.488

35.27

 106 microns

47.123

2.624

26.53

75 microns 

 44.704

3.025

30.59

 53 microns

44.720

0.750

7.58

 

Percentage of test item =   Test item retained on each sieve after sieving X 100

                                                   Original test item taken

 

Conclusions:
The particle size distribution of test item was determined by granulometric analysis with Rotap sieve shaker. The particle size distribution was determine to be in the range of 150 micron to 53 micron.
Executive summary:

The particle size distribution of test item was determined by granulometric analysis with Rotap sieve shaker. The particle size distribution was determine to be in the range of 150 micron to 53 micron.

Description of key information

The particle size distribution of test item was determined by granulometric analysis with Rotap sieve shaker. The particle size distribution was determine to be in the range of 150 micron to 53 micron.

Additional information

The particle size distribution of test item was determined by granulometric analysis with Rotap sieve shaker. The particle size distribution was determine to be in the range of 150 micron to 53 micron.