Registration Dossier
Registration Dossier
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EC number: 233-302-8 | CAS number: 10109-95-2
Particle size distribution (Granulometry)
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:
- other: Reliable method
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 009
- Report date:
- 2009
Materials and methods
Test guideline
- Qualifier:
- no guideline available
- Principles of method if other than guideline:
- Laser diffraction particle sizing.
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- 2,5-dianilinoterephthalic acid
- EC Number:
- 233-302-8
- EC Name:
- 2,5-dianilinoterephthalic acid
- Cas Number:
- 10109-95-2
- Molecular formula:
- C20H16N2O4
- IUPAC Name:
- 2,5-bis(phenylamino)benzene-1,4-dicarboxylic acid
Constituent 1
Results and discussion
Particle sizeopen allclose all
- Percentile:
- D50
- Mean:
- ca. 6 µm
- Remarks on result:
- other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
- Percentile:
- D50
- Mean:
- 6.242 µm
- St. dev.:
- 0.4
Any other information on results incl. tables
Concentration: 0,0012 % Vol
d(0.5): 6,242 µm (Median)
Standard deviation calculated from experience with pigments: 0.13 x D50 (minimum value: 0.1)
Applicant's summary and conclusion
- Executive summary:
- The mass median diameter of the test item using Laser diffraction (volumetric distribution) was determined to be 6,242 µm (D50).
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