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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:
24 Nov 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius)
Version / remarks:
1981
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7520 (Particle Size, Fiber Length, and Diameter Distribution)
Version / remarks:
1996
Qualifier:
according to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Version / remarks:
2009
GLP compliance:
yes (incl. QA statement)
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Name of the test item (as cited by study report): Tellurium diethyldithiocarbamate
- Batch No.of test material: 60700109
- Expiration date of the batch: 2018-07-10
- Purity test date: 99.19%
- Appearance: Light orange to yellow powder


STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: Room temperature (20 +/- 5 C)
Key result
Percentile:
D50
Mean:
7.7 µm
Remarks on result:
other: Average of 2 test series
Percentile:
D10
Mean:
1.1 µm
Remarks on result:
other: Average of 2 test series
Percentile:
D90
Mean:
15.9 µm
Remarks on result:
other: Average of 2 test series

Description of key information

The test item has a median particle size of D50= 7.7 µm, which was determined by laser diffraction measurement.

Additional information