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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:
from 17-19 may 2017 to 17 Jan 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
GLP compliance:
not specified
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Type of distribution:
volumetric distribution
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: 1602243-1703348-17033476

Mass median aerodynamic diameter:
>= 9.413 - <= 14.35 µm
Geometric standard deviation:
>= 5.669 - <= 11.33
Percentile:
D10
Mean:
2.077 µm
Remarks on result:
other: 3 samples mean
Percentile:
D50
Mean:
12.189 µm
Remarks on result:
other: 3 samples mean
Percentile:
D90
Mean:
26.03 µm
Remarks on result:
other: 3 samples mean
No.:
#1
Size:
2.769 µm
Distribution:
< 10 %
Remarks on result:
other: Sample 1602243
No.:
#2
Size:
6.644 µm
Distribution:
< 25 %
Remarks on result:
other: Sample 1602243
No.:
#3
Size:
14.35 µm
Distribution:
< 50 %
Remarks on result:
other: Sample 1602243
No.:
#4
Size:
23.63 µm
Distribution:
< 75 %
Remarks on result:
other: Sample 1602243
No.:
#5
Size:
33.03 µm
Distribution:
< 90 %
Remarks on result:
other: Sample 1602243
No.:
#6
Size:
1.42 µm
Distribution:
< 10 %
Remarks on result:
other: Sample 1703347
No.:
#7
Size:
6.663 µm
Distribution:
< 25 %
Remarks on result:
other: Sample 1703347
No.:
#8
Size:
10.79 µm
Distribution:
< 50 %
Remarks on result:
other: Sample 1703347
No.:
#9
Size:
15.47 µm
Distribution:
< 75 %
Remarks on result:
other: Sample 1703347
No.:
#10
Size:
20.34 µm
Distribution:
< 90 %
Remarks on result:
other: Sample 1703347

  N°   Size (micrometer)   Distribution (%)  Remarks on results  
   #11    1.265  <10  Sample 1703348  
   #12  5.108  <25   Sample 1703348  
   #13  9.166  <50   Sample 1703348  
   #14  13.51  <75   Sample 1703348  
 #15 17.17  <90   Sample 1703348  
 #17  2.857   <10   Sample 16022432  
 #18  6.737   <25   Sample 16022432  
 #19  14.45   <50   Sample 16022432  
 #20  23.89   <75   Sample 16022432  
 #21  33.60   <90   Sample 16022432  
Conclusions:
The median particle size D50 of the test item deduced from the particle size distributions was : 12.189 micrometer.
The particle size D10 of the test item deduced from the particle size distributions was : 2.077 micrometer.
The particle size D90 of the test item deduced from the particle size distributions was : 26.03 micrometer.
Executive summary:

The particle size distribution of test item was determined following test standards ISO 13320 (Particle size analysis - Laser diffraction methods).

The median particle size D50 of the test item deduced from the particle size distributions was : 12.189 micrometer.

The particle size D10 of the test item deduced from the particle size distributions was : 2.077 micrometer.

The particle size D90 of the test item deduced from the particle size distributions was : 26.03 micrometer.

Description of key information

The median particle size D50 of the test item deduced from the particle size distributions was : 12.189 micrometer.

The particle size D10 of the test item deduced from the particle size distributions was : 2.077 micrometer.

The particle size D90 of the test item deduced from the particle size distributions was : 26.03 micrometer.

Additional information