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EC number: 921-980-4 | CAS number: -
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2019
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 019
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius)
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- sieving
- Type of particle tested:
- primary particle
- Type of distribution:
- mass based distribution
Test material
- Reference substance name:
- Hydrogenated Cetyl Olive Oil Esters
- Molecular formula:
- not applicable
- IUPAC Name:
- Hydrogenated Cetyl Olive Oil Esters
- Test material form:
- solid
Constituent 1
Results and discussion
Particle size distribution at different passagesopen allclose all
- No.:
- #1
- Size:
- < 3 350 µm
- Distribution:
- ca. 1.6 %
- No.:
- #2
- Size:
- >= 3 350 - < 4 000 µm
- Distribution:
- ca. 82.5 %
- No.:
- #3
- Size:
- > 4 000 - < 5 600 µm
- Distribution:
- ca. 13.5 %
- No.:
- #4
- Size:
- >= 5 600 - < 8 000 µm
- Distribution:
- ca. 2.4 %
Applicant's summary and conclusion
- Executive summary:
The particle size distribution was performed according to the OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius).
The test item Hydrogenated olive oil cetyl ester has a particle size of
Particle size inµm
Mass %
<3350
1.6
>=3350
82.5
>=4000
13.5
≥5600 <8000
2.4 which was determined by sieving.
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