Registration Dossier
Registration Dossier
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EC number: 221-909-0 | CAS number: 3278-22-6
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:
- 2 017
- Report date:
- 2017
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Version / remarks:
- 2009
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- other: CIPAC MT 187
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
Test material
- Reference substance name:
- 1,1'-[methylenebis(sulphonyl)]diethylene
- EC Number:
- 221-909-0
- EC Name:
- 1,1'-[methylenebis(sulphonyl)]diethylene
- Cas Number:
- 3278-22-6
- Molecular formula:
- C5H8O4S2
- IUPAC Name:
- (ethenesulfonyl)methanesulfonylethene
- Test material form:
- solid: particulate/powder
- Details on test material:
- white crystalline powder
Constituent 1
Results and discussion
- Mass median aerodynamic diameter:
- 254.594 µm
- Geometric standard deviation:
- >= 1.93 - <= 1.967
Particle sizeopen allclose all
- Percentile:
- D10
- Mean:
- 81.659 µm
- St. dev.:
- 1.32
- Percentile:
- D50
- Mean:
- 201.275 µm
- St. dev.:
- 3.22
- Percentile:
- D90
- Mean:
- 385.578 µm
- St. dev.:
- 2.632
Applicant's summary and conclusion
- Conclusions:
- The results of the laser diffraction test conducted to determine the particle size of CH02241 are summarised in the table below (in μm). The analysis was conducted using the small using silicone oil as the dispersant.
Volume weighted mean 219.160
Median 201.275
Mode 225.117
MMAD 254.594
d10 - 10 % of material is < 81.659
d50 - 50 % of material is < 201.275
d90 - 90 % of material is < 385.578
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