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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:
5th March 2012
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Remarks:
Test method similar to OECD guideline 110. No GLP study.
Qualifier:
according to
Guideline:
other: (Internal Method NCF-45)
Deviations:
no
Qualifier:
equivalent or similar to
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
Deviations:
no
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution
Specific details on test material used for the study:
Lot No:720697 and 390298
Key result
Percentile:
D90
Mean:
>= 5.41 - <= 7.87 µm
Remarks on result:
not measured/tested
Remarks:
St. dev.
Key result
Percentile:
D50
Mean:
>= 1.17 - <= 1.25 µm
Remarks on result:
not measured/tested
Remarks:
St. dev.
Key result
Percentile:
D10
Mean:
>= 0.37 - <= 0.39 µm
Remarks on result:
not measured/tested
Remarks:
St. dev.

The test substance have typical particle size distribution between 0.5-8.0 μm

Conclusions:
The typical particle size distribution is between 0.5-8.0 μm
Executive summary:

The aim of this study was the determination of the particle size distribution of the test substance according to internal method NCF-45 (similar to OECD guideline 110).

The typical particle size distribution is between 0.5 -8.0 μm.

Description of key information

Key study according to internal method NCF-45 (similar to OECD guideline 110). The typical particle size distribution is between 0.5-8.0 µm.

Additional information