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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:
22/2/2016 - 22/2/2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods
Justification for type of information:
Experimental result using standard methods of analysis
Qualifier:
according to
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
Specific details on test material used for the study:
- Name of test material : 5-methoxy-1,3-dihydro-2H-benzimidazole-2-thione
- Molecular formula : C8H8N2OS
- Molecular weight : 180.2302 g/mol
- Smiles notation : COc1ccc2c(c1)nc([nH]2)S
- InChl : 1S/C8H8N2OS/c1-11-5-2-3-6-7(4-5)10-8(12)9-6/h2-4H,1H3,(H2,9,10,12)
- Substance type : Organic
- Physical state : Solid
Key result
Percentile:
D50
Remarks on result:
other: Mass median diameter
No.:
#1
Size:
150 µm
Distribution:
94.37 %
Remarks on result:
other: No other detail available
No.:
#2
Size:
106 µm
Distribution:
3.04 %
Remarks on result:
other: No other detail available
No.:
#3
Size:
75 µm
Distribution:
1.24 %
Remarks on result:
other: No other detail available

OBSERVATION TABLE:

Amount of test item weighed (g) =10.034 g

Method run time (minutes) =10 min

Weight of butter paper (g) = 0.198 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

9.437 g

9.437 g

94.37%

106 microns

0.304 g

0.304 g

3.04%

75 microns

0.322 g

0.124 g

1.24%

53 microns

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25 microns

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10 microns

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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 75 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 75 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 75 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 75 micron.