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Physical & Chemical properties

Particle size distribution (Granulometry)

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Administrative data

Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions

Data source

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

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Type of distribution:
volumetric distribution

Test material

Reference
Name:
Unnamed
Test material form:
solid: particulate/powder
Details on test material:
They have different version of synthesis based on scale (small, medium, large) There is differences between different scales are related to materials physical properties.
Specific details on test material used for the study:
results for this test is from large scale

Results and discussion

Particle sizeopen allclose all
Key result
Percentile:
D10
Mean:
ca. 3.96 µm
St. dev.:
3.39
Key result
Percentile:
D50
Mean:
ca. 31.9 µm
St. dev.:
11.6
Key result
Percentile:
D90
Mean:
ca. 162 µm
St. dev.:
29.7
Key result
Percentile:
other: D98
Mean:
ca. 303 µm
St. dev.:
35.4

Applicant's summary and conclusion

Conclusions:
Shape and particle size distribution, it's not consider as a nanomaterial.

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