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Physical & Chemical properties

Particle size distribution (Granulometry)

Administrative data

Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
09-26-2018
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: ISO 13320 and USP <429>
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle

Test material

Constituent 1
Test material form:
solid: particulate/powder

Results and discussion

Mass median aerodynamic diameter:
> 1 - < 2 µm
Geometric standard deviation:
> 1 - < 2
Particle sizeopen allclose all
Key result
Percentile:
D10
Mean:
11 µm
St. dev.:
0.01
Key result
Percentile:
D50
Mean:
27 µm
St. dev.:
0.07
Key result
Percentile:
D90
Mean:
72 µm
St. dev.:
7.03

Applicant's summary and conclusion

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