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EC number: 204-485-1 | CAS number: 121-60-8
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:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study
- Justification for type of information:
- Experimental test result performed using standard test guidelines
- Qualifier:
- according to guideline
- Guideline:
- other: granulometric analysis with rotap sieve shaker.
- Principles of method if other than guideline:
- The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker
- GLP compliance:
- no
- Type of method:
- sieving
- Type of particle tested:
- primary particle
- Type of distribution:
- mass based distribution
- Key result
- Percentile:
- D50
- Mean:
- > 25 - < 150 µm
- Remarks on result:
- other: Mass median diameter
- No.:
- #1
- Size:
- 150 µm
- Distribution:
- 75.434 %
- No.:
- #2
- Size:
- 106 µm
- Distribution:
- 12.288 %
- No.:
- #3
- Size:
- 75 µm
- Distribution:
- 7.431 %
- No.:
- #4
- Size:
- 53 µm
- Distribution:
- 3.224 %
- No.:
- #5
- Size:
- 25 µm
- Distribution:
- 1.623 %
- No.:
- #6
- Size:
- 10 µm
- Distribution:
- 0 %
- Conclusions:
- The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 25 micron.
- Executive summary:
The particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be in the range of 150 micron to 25 micron.
Reference
Observation Table
Amount of test item weighed (g)=Method run time(minute)= |
|||
Sieve sizes(in microns) |
Weight of petridishes + test item(g) |
Test item quantity retained after sieving (g) |
Percentage(%)of test item* |
150 microns |
54.497 |
7.299 |
75.4340 |
106 microns |
45.886 |
1.189 |
12.2881 |
75 microns |
48.366 |
0.719 |
7.4307 |
53 microns |
51.289 |
0.312 |
3.2244 |
25 microns |
44.184 |
0.157 |
1.6225 |
10 microns |
|
0 |
0.0000 |
Bottom Pan |
|
0 |
0.0000 |
*Percentage oftestitem= test item retained after sievingX100
total test item retained after sieving
Sieve sizes(in microns)
|
Percentage(%)of test item*
|
150 microns |
75.4340 |
106 microns |
12.2881 |
75 microns |
7.4307 |
53 microns |
3.2244 |
25 microns |
1.6225 |
10 microns |
0.0000 |
Bottom Pan |
0.0000 |
Description of key information
On the basis of the available data from study report, the particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be 150 micronto 25 micron.
Additional information
On the basis of the available data from study report, the particle size distribution of test chemical was determined by granulometric analysis with rotap sieve shaker. The particle size distribution was determined to be 150 micronto 25 micron.
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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