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EC number: 924-055-3 | CAS number: -
Particle size distribution (Granulometry)
Administrative data
- 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: test method described no GLP
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 010
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
- Deviations:
- not specified
- GLP compliance:
- no
- Type of distribution:
- counted distribution
Test material
- Reference substance name:
- Man-made vitreous (silicate) fibres with random orientation with alkaline oxide and alkali earth oxide (Na2O+K2O+CaO+ MgO+BaO) content greater than 18 % by weight
- EC Number:
- 924-055-3
- Molecular formula:
- Not applicable
- IUPAC Name:
- Man-made vitreous (silicate) fibres with random orientation with alkaline oxide and alkali earth oxide (Na2O+K2O+CaO+ MgO+BaO) content greater than 18 % by weight
Constituent 1
Results and discussion
Particle sizeopen allclose all
- Percentile:
- D50
- Remarks on result:
- other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
- Percentile:
- D50
- Mean:
- > 2 - < 3 µm
- Remarks on result:
- other: this value is the diametre of the fibre.
Particle size distribution at different passagesopen allclose all
- No.:
- #1
- Size:
- > 0 - < 0.5 µm
- Distribution:
- > 0 - < 3 %
- Remarks on result:
- other: % of fibres
- No.:
- #2
- Size:
- > 0.5 - < 1 µm
- Distribution:
- > 13 - < 14 %
- Remarks on result:
- other: % of fibres
- No.:
- #3
- Size:
- > 1 - < 2 µm
- Distribution:
- > 17 - < 20 %
- Remarks on result:
- other: % of fibres
- No.:
- #4
- Size:
- > 2 - < 3 µm
- Distribution:
- > 14 - < 21 %
- Remarks on result:
- other: % of fibres
- No.:
- #5
- Size:
- > 3 - < 4 µm
- Distribution:
- > 27 - < 30 %
- Remarks on result:
- other: % of fibres
- No.:
- #6
- Size:
- > 5 - < 10 µm
- Distribution:
- > 14 - 23 %
- Remarks on result:
- other: % of fibres
- No.:
- #7
- Size:
- >= 10 µm
- Distribution:
- > 0 - < 2 %
Any other information on results incl. tables
class of diameter |
% of fibres |
[0 - 0.5[ |
2,97% |
[0.5 - 1.0[ |
13,27% |
[1.0 - 2.0[ |
17,72% |
[2.0 - 3.0[ |
14,76% |
[3.0 - 5.0[ |
27,37% |
[5.0 - 10.0[ |
22,01% |
> 10 |
1,90% |
Applicant's summary and conclusion
- Conclusions:
- D50 = 3 µm
- Executive summary:
D50 = 3 µm
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