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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:
23/2/2016– 23/2/2016
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: refer below principle
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:
not specified
Type of method:
sieving
Type of particle tested:
primary particle
Type of distribution:
counted distribution
Key result
Percentile:
D50
Remarks on result:
other: 'Mass median diameter'
No.:
#1
Size:
150 µm
Distribution:
95.08 %
Remarks on result:
other: no other details mentioned
No.:
#2
Size:
106 µm
Distribution:
0.81 %
Remarks on result:
other: no other details mentioned
No.:
#3
Size:
75 µm
Distribution:
0.56 %
Remarks on result:
other: no other details mentioned
No.:
#4
Size:
53 µm
Distribution:
0.37 %
Remarks on result:
other: no other details mentioned
No.:
#5
Size:
25 µm
Distribution:
0.27 %
Remarks on result:
other: no other details mentioned

Amount of test item weighed (g) =10 g

Method run time (minutes) =10 min

Weight of butter paper (g)=0.411 g

Sieve sizes(in microns)

Weight of butter paper + test item (g)

Test item quantity retained after sieving (g)

Percentage (%) of test item*

150 microns

9.919 g

9.508 g

95.08%

106 microns

0.492 g

0.081 g

0.81%

75 microns

0.467 g

0.056 g

0.56%

53 microns

0.448 g

0.037 g

0.37%

25 microns

0.438 g

0.027 g

0.27%

10 microns

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*Percentage of test item=       test item retained after sieving100

                                                               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 determined to be in the range of 150 micron to 25 micron.
Executive summary:

The particle size distribution of test item was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 25 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 determined to be in the range of 150 micron to 25 micron.

Additional information

The particle size distribution of test item was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 25 micron.