Registration Dossier
Registration Dossier
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EC number: 412-550-2 | CAS number: 85776-14-3 GRAPHTOL ORANGE 3RT; PERMANENT ORANGE 2 RLD; PERMANENT ORANGE 3 RTN
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2008
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Laser diffraction is the well experienced standard procedure for pigments to determine particle size distribution of the pigment powder as it is manufactured and delivered.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: ISO13320-1: Particle Size Distribution - Laser Diffraction Methods
- Deviations:
- no
- GLP compliance:
- not specified
- Type of distribution:
- other: Laser Diffraction Methode
Test material
Constituent 1
Results and discussion
Particle sizeopen allclose all
- Percentile:
- D50
- Mean:
- ca. 9 µm
- Remarks on result:
- other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
- Percentile:
- D10
- Mean:
- ca. 0.83 µm
- Remarks on result:
- other: St. dev. was not determined
- Percentile:
- D90
- Mean:
- ca. 23.759 µm
- Remarks on result:
- other: St. dev. was not determined
Applicant's summary and conclusion
- Conclusions:
- The test substance has a median particle size of 9 micrometer.
- Executive summary:
The particle size of the test substance was determined by laser diffraction. The test substance has a median particle size of 9 micrometer.
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