Registration Dossier
Registration Dossier
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EC number: 249-769-6 | CAS number: 29676-71-9
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 010
- Report date:
- 2010
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- Laser scattering/diffraction
- Type of particle tested:
- other: Not specified
- Type of distribution:
- mass based distribution
Test material
- Reference substance name:
- 2-aminothiazol-4-acetic acid
- EC Number:
- 249-769-6
- EC Name:
- 2-aminothiazol-4-acetic acid
- Cas Number:
- 29676-71-9
- Molecular formula:
- C5H6N2O2S
- IUPAC Name:
- (2-amino-1,3-thiazol-4-yl)acetic acid
- Test material form:
- solid: particulate/powder
Constituent 1
Results and discussion
- Mass median aerodynamic diameter:
- 52.174 µm
- Geometric standard deviation:
- 0.035
Particle sizeopen allclose all
- Percentile:
- D10
- Mean:
- 14.158 µm
- St. dev.:
- 1.93
- Percentile:
- D50
- Mean:
- 43.615 µm
- St. dev.:
- 0.9
- Percentile:
- D90
- Mean:
- 111.755 µm
- St. dev.:
- 1.88
Any other information on results incl. tables
Under magnification, the sample appeared to be irregular shaped crystals. The smallest particle size was approximately 3 µm and the largest size approximately 288 µm.
Applicant's summary and conclusion
- Conclusions:
- The particle size mass media aerodynamic diameter (MMAD) was determined to be 52.174 µM and the volume of sample with particles < 10 µm was 6.44%.
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