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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:
23-01-2018 – 23-01-2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines.
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
Specific details on test material used for the study:
- Name of test material (as cited in study report): Succinic acid, disodium salt
- Molecular formula (if other than submission substance): C4-H6-O4.2Na
- Molecular weight (if other than submission substance): 162.052
- Smiles notation (if other than submission substance): C(CCC(=O)[O-])(=O)[O-].[Na+].[Na+]
- InChl (if other than submission substance): 1S/C4H6O4.2Na/c5-3(6)1-2-4(7)8;;/h1-2H2,(H,5,6)(H,7,8);;/q;2*+1/p-2
- Substance type: Organic
- Physical state: Solid

Key result
Percentile:
D50
Remarks on result:
other: 'Mass median diameter'
No.:
#1
Size:
150 µm
Distribution:
85.475 %
Remarks on result:
other: no other details mentioned
No.:
#2
Size:
106 µm
Distribution:
8.395 %
Remarks on result:
other: no other details mentioned
No.:
#3
Size:
75 µm
Distribution:
2.856 %
Remarks on result:
other: no other details mentioned
No.:
#4
Size:
53 µm
Distribution:
3.274 %
Remarks on result:
other: no other details mentioned

OBSERVATION TABLE

Amount of test item weighed (g)=10.007Method run time(minute)=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

59.319

8.38

85.4753

106 microns

47.504

0.823

8.3945

75 microns

41.929

0.28

2.8559

53 microns

44.943

0.321

3.2741

25 microns

-

0

0.0000

10 microns

-

0

0.0000

Bottom Pan

-

0

0.0000

*Percentage oftest item=     test item retained after sievingX100

total test item retained after sieving

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.