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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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to
Guideline:
other: BS ISO 13320-1:1999
GLP compliance:
yes (incl. certificate)
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Type of distribution:
counted distribution
Mass median aerodynamic diameter:
100.7 µm
Geometric standard deviation:
ca. 1
Key result
Percentile:
D10
Mean:
19.853 µm
St. dev.:
1.68
Key result
Percentile:
D50
Mean:
101.422 µm
St. dev.:
1.72
Key result
Percentile:
D90
Mean:
240.018 µm
St. dev.:
3.1

Results:

   1  2  3  4  5  Average  Stdev  %CV
 d10  10.584  19.944  19.870  20.361  19.525  19.853  0.334  1.7
 d50  100.077

 101.43

 102.35

 103.843

 99.509

 101.422

 1.746

 1.7

 d90

 233.153

 241.549

 246.65

 246.71

 231.716

 240.018

 7.439

 3.1

 GSD

 3.05

 3.03

 3.05

 3.03

 3.04

 -

 -

 -

 MMAD

 99.323

 100.666

 101.580

 103.061

 98.760

 100.659

 -

 -

GSD = Geometric standard deviation

MMAD = Mass Median Aerodynamic diameter

Executive summary:

The particle size distribution of sodium xylenesulphonate was measured by laser diffraction according to ISO 13320. The mass median diameter was 100.7 µm, the particle size percentile D50 = 101.4 µm (mean) +/- 1.7.

Description of key information

The particle size distribution of sodium xylenesulphonate was measured by laser diffraction according to ISO 13320. The mass median diameter was 100.7 µm, the particle size percentile D50 = 101.4 µm (mean) +/- 1.7.

Additional information