Registration Dossier
Registration Dossier
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EC number: 300-212-6 | CAS number: 93924-19-7 Hollow ceramic spheres formed as a part of the ash in power stations burning pulverized coal. Composed primarily of the oxides of aluminium, iron and silicon and contain carbon dioxide and nitrogen within the sphere.
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
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: study report basic data given
- Principles of method if other than guideline:
- ISO 13320-1 (Laser diffraction)
- GLP compliance:
- no
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
- Percentile:
- D50
- Mean:
- 71.45 µm
- Remarks on result:
- other: Standard deviation
- Remarks:
- No source field for Standard deviation.
- Percentile:
- D95
- Mean:
- < 164.28 µm
- Remarks on result:
- other: Standard deviation
- Remarks:
- No source field for Standard deviation.
- No.:
- #1
- Size:
- > 5 µm
- Distribution:
- 98.35 %
- No.:
- #2
- Size:
- > 10 µm
- Distribution:
- 96.15 %
- No.:
- #3
- Size:
- > 20 µm
- Distribution:
- 90.99 %
- No.:
- #4
- Size:
- > 50 µm
- Distribution:
- 68.74 %
- No.:
- #5
- Size:
- > 90 µm
- Distribution:
- 35.51 %
- 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: study report basic data given
- Principles of method if other than guideline:
- ISO 13320-1 (Laser diffraction)
- GLP compliance:
- no
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
- Percentile:
- D50
- Mean:
- 92.49 µm
- Remarks on result:
- other: Standard deviation
- Remarks:
- No source field for Standard deviation.
- Percentile:
- D95
- Mean:
- < 238.73 µm
- Remarks on result:
- other: Standard deviation
- Remarks:
- No source field for Standard deviation.
- No.:
- #1
- Size:
- > 5 µm
- Distribution:
- 98.84 %
- No.:
- #2
- Size:
- > 10 µm
- Distribution:
- 97.16 %
- No.:
- #3
- Size:
- > 20 µm
- Distribution:
- 93.58 %
- No.:
- #4
- Size:
- > 50 µm
- Distribution:
- 76.7 %
- No.:
- #5
- Size:
- > 90 µm
- Distribution:
- 51.44 %
Referenceopen allclose all
Particle size in µm |
Passage in % |
1 |
0 |
5 |
1.65 |
8 |
2.96 |
10 |
3.85 |
20 |
9.01 |
40 |
22.86 |
45 |
26.98 |
63 |
42.70 |
90 |
64.49 |
125 |
83.93 |
200 |
99.12 |
500 |
100 |
Particle size in µm |
Passage in % |
1 |
0 |
5 |
1.16 |
8 |
2.19 |
10 |
3.84 |
20 |
6.42 |
40 |
16.99 |
45 |
20.10 |
63 |
31.76 |
90 |
48.56 |
125 |
66.56 |
200 |
89.38 |
500 |
100 |
Description of key information
1. Omega-Spheares 300
D50: 92.49 µm
D95: < 238.73 µm
2. Omega-Spheares 150
D50: 71.45 µm
D95: < 164.28 µm
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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