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EC number: 619-437-9 | CAS number: 99474-22-3
Particle size distribution (Granulometry)
Administrative data
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2017/04/19
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 017
- Report date:
- 2017
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius)
- Version / remarks:
- -
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Version / remarks:
- 2009
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- Laser scattering/diffraction
- Type of particle tested:
- primary particle
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- Pyrrolidine, 1-[2-[2-nitro-4-(phenylmethoxy)phenyl]ethenyl]-
- Cas Number:
- 99474-22-3
- Molecular formula:
- C19H20N2O3
- IUPAC Name:
- Pyrrolidine, 1-[2-[2-nitro-4-(phenylmethoxy)phenyl]ethenyl]-
Constituent 1
- Specific details on test material used for the study:
- - Analytical purity: > 98.4%
- Lot/batch No.: 0159115
- Expiration date of the lot/batch: 21/02/2018
Results and discussion
Particle sizeopen allclose all
- Key result
- Percentile:
- D50
- Mean:
- ca. 40.4 µm
- St. dev.:
- 2.5
- Percentile:
- D10
- Mean:
- ca. 7.3 µm
- St. dev.:
- 0.2
- Percentile:
- D90
- Mean:
- ca. 222.8 µm
- St. dev.:
- 23.3
Any other information on results incl. tables
Particle Size Distribution
Two test series of 3 measurements each were performed with the test item.
Test series 1:
D10: 7.4 µm
D50: 42.1 µm (Median diameter)
D90: 239.3 µm
Test series 2:
D10: 7.1 µm
D50: 38.6 µm (Median diameter)
D90: 206.3 µm
Average
D10: 7.3 µm
D50: 40.4 µm (Median diameter)
D90: 222.8 µm
Applicant's summary and conclusion
- Conclusions:
- The test item IMEXINE OBA/50 SEC has a median particle size of D50 = 40 µm, which was determined by laser diffraction measurement.
- Executive summary:
The test item IMEXINE OBA/50 SEC has a median particle size of D50 = 40 µm, which was determined by laser diffraction measurement, according to ISO 13320 in GLP-compliant conditions.
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