Registration Dossier
Registration Dossier
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EC number: 266-006-2 | CAS number: 65996-73-8 The wetted particulate matter recovered by wet collection techniques, including pollution abatement equipment, for the recovery of materials such as iron sinter dust, blast furnace dust, steelmaking dust, and mill scale.
Particle size distribution (Granulometry)
Administrative data
Link to relevant study record(s)
- Endpoint:
- particle size distribution (granulometry)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 19.1.2010
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP guideline study
- Qualifier:
- according to guideline
- Guideline:
- ISO 13320 (Particle size analysis - Laser diffraction methods)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
- Mass median aerodynamic diameter:
- 3.43 µm
- Geometric standard deviation:
- > 3.29 - < 3.57
- Key result
- Percentile:
- D50
- Mean:
- 3.43 µm
- St. dev.:
- 0.14
- Percentile:
- D10
- Mean:
- 0.59 µm
- St. dev.:
- 0.01
- Percentile:
- D90
- Mean:
- 19.14 µm
- St. dev.:
- 1.75
- Conclusions:
- The determination of the particle size distribution of the test substance, Slimes and Sludges, blast furnace and steelmaking was determined by using the laser diffraction method.
Median size was determined 3.43 µm.
Diameter on Cumulative 10%: 0.59 µm.
Diameter on Cumulative 90%: 19.14 µm. - Executive summary:
The determination of the particle size distribution of the test substance, Slimes and Sludges, blast furnace and steelmaking was determined by using the laser diffraction method.
Test was performed according to the standardISO 13320-1 Particle size analysis - Laser diffraction methods - Part 1: General principles, First edition 1999-11-01.
The recommendations of Guidance Document on the Determination of Particle Size Distribution, Fibre Length and Diameter Distribution of Chemical Substances, EUR 20268 EN (2002) were considered.
Median size was determined 3.43 µm.
Diameter on Cumulative 10%: 0.59 µm.
Diameter on Cumulative 90%: 19.14 µm.
Reference
Description of key information
The particle size distribution was determined by laser diffraction method according to ISO13320-1 Particle size analysis - Laser diffraction methods - Part 1: General principles, First Edition1999-11-01.
Additional information
The determination of the particle size distribution of the test substance, Slimes and Sludges, blast furnace and steelmaking was determined by using the laser diffraction method.
Median size was determined 3.43 µm.
Diameter on Cumulative 10%: 0.59 µm.
Diameter on Cumulative 90%: 19.14 µm.
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