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EC number: 202-401-8 | CAS number: 95-23-8
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2009
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 009
- Report date:
- 2009
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: SOP_Pulverrinne_3 bar_gs; air
- Deviations:
- not specified
- Principles of method if other than guideline:
- Standard operating procedure: pulverrinne 3 bar_gs; air
Apparatus mastersizer 2000, unit: Scirocco 2000 - GLP compliance:
- not specified
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- 5-amino-1,3-dihydro-2H-benzimidazol-2-one
- EC Number:
- 202-401-8
- EC Name:
- 5-amino-1,3-dihydro-2H-benzimidazol-2-one
- Cas Number:
- 95-23-8
- Molecular formula:
- C7H7N3O
- IUPAC Name:
- 5-amino-1,3-dihydro-2H-benzimidazol-2-one
Constituent 1
Results and discussion
Particle sizeopen allclose all
- Percentile:
- D50
- Mean:
- 31.9 µm
- Remarks on result:
- other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
- Percentile:
- D50
- Mean:
- 31.9 µm
- St. dev.:
- 4.1
- Percentile:
- D10
- Mean:
- 3.8 µm
- St. dev.:
- 0.2
- Percentile:
- D90
- Mean:
- 281.6 µm
- St. dev.:
- 72.4
Applicant's summary and conclusion
- Executive summary:
The median value D50 for the particle size distribution of the test item is 31.9 µm, measured with Malvern Mastersizer 2000, unit Scirocco apparatus
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