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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:
2017-01-17 – 2017-01-17
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods
Justification for type of information:
data is from experimental reports
Qualifier:
according to
Guideline:
other: as mentioned below
Principles of method if other than guideline:
The particle size distribution of test test item Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8 ) was determined by granulometric analysis with rotap sieve shaker
GLP compliance:
not specified
Type of method:
sieving
Type of distribution:
counted distribution
Specific details on test material used for the study:
- Name of test material (as cited in study report): Tetrabutylammonium hydrogen sulphate
- Molecular formula :C16H36N.HO4S
- Molecular weight : 339.53g/mol
- Smiles notation: C([N+](CCCC)(CCCC)CCCC)CCC.S([O-])(=O)(=O)O
- InChl : 1S/C16H36N.H2O4S/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-5(2,3)4/h5-16H2,1-4H3;(H2,1,2,3,4)/q+1;/p-1
- Substance type: Organic
- Physical state: Solid
Key result
Percentile:
D50
Remarks on result:
other: Mass median diameter
No.:
#1
Size:
150 µm
Distribution:
21.17 %
Remarks on result:
other: no additional details available
No.:
#2
Size:
106 µm
Distribution:
45.04 %
Remarks on result:
other: no additional details available
No.:
#3
Size:
75 µm
Distribution:
21.97 %
Remarks on result:
other: no additional details available
No.:
#4
Size:
53 µm
Distribution:
4.47 %
Remarks on result:
other: no additional details available
No.:
#5
Size:
25 µm
Distribution:
7.32 %
Remarks on result:
other: no additional details available

Table 1: Observation Table

Amount of test item weighed (g) = 10.007 g        

Test item run time (min) = 10 minutes.

Sieve Sizes (in microns)

Weight of petridishes +test item (g)

Test item quantity retained after sieving (g)

Percentage (%) of the test item*

150

56.089

2.022

21.17

106

48.514

4.302

45.04

75

46.491

2.099

21.97

53

48.023

0.427

4.47

25

42.633

0.700

7.32

 

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

                                                              Total amount of test item retained on sieve

Conclusions:
The particle size distribution of test item Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8 ) 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 Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8 ) 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 Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8 ) 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 Tetrabutylammonium hydrogen sulphate (CAS No. 32503-27-8 ) 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.