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EC number: 201-831-3 | CAS number: 88-44-8
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: No guideline available
Data source
Reference
- Reference Type:
- publication
- Title:
- Unnamed
- Year:
- 2 003
- Report date:
- 2003
Materials and methods
Test guideline
- Qualifier:
- no guideline available
- Principles of method if other than guideline:
- Sieve analysis
- GLP compliance:
- no
- Type of method:
- sieving
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- 4-aminotoluene-3-sulphonic acid
- EC Number:
- 201-831-3
- EC Name:
- 4-aminotoluene-3-sulphonic acid
- Cas Number:
- 88-44-8
- Molecular formula:
- C7H9NO3S
- IUPAC Name:
- 2-amino-5-methylbenzene-1-sulfonic acid
- Reference substance name:
- 4B-Acid
- IUPAC Name:
- 4B-Acid
- Details on test material:
- Mitsuboshi Chemical Co., Ltd.: purity >99%
Constituent 1
Constituent 2
Results and discussion
Particle size
- Percentile:
- D50
- Mean:
- < 0.105 mm
- Remarks on result:
- other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Particle size distribution at different passagesopen allclose all
- No.:
- #1
- Size:
- > 0.297 mm
- Distribution:
- 0.3 %
- No.:
- #2
- Size:
- > 0.25 - < 0.297 mm
- Distribution:
- 0.3 %
- No.:
- #3
- Size:
- > 0.177 - < 0.25 mm
- Distribution:
- 1.6 %
- No.:
- #4
- Size:
- > 0.149 - < 0.177 mm
- Distribution:
- 5.8 %
- No.:
- #5
- Size:
- > 0.105 - < 0.149 mm
- Distribution:
- 23.1 %
- No.:
- #6
- Size:
- < 0.105 mm
- Distribution:
- 68.9 %
Applicant's summary and conclusion
- Conclusions:
- Fine powder
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