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EC number: 405-520-5 | CAS number: 95235-30-6 D-8; DD-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
- Study period:
- 1990-02-07
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study with acceptable restrictions
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions - Method A: Particle Size Distribution (effective hydrodynamic radius)
- Principles of method if other than guideline:
- The analysis was performed by Laser Diffraction Particle Size Analysis.
- GLP compliance:
- not specified
- Type of method:
- Laser scattering/diffraction
- Type of particle tested:
- primary particle
- Type of distribution:
- volumetric distribution
- Key result
- Percentile:
- D50
- Mean:
- 5.12 µm
- Remarks on result:
- other: no st.dev. available
- Key result
- Percentile:
- D90
- Mean:
- 19.84 µm
- Remarks on result:
- other: no st.dev. available
- Conclusions:
- The particle size distribution of D-8 was measured by Laser Diffraction. The mean particle size was 5.12 µm.
- Executive summary:
The particle distribution of D-8 was measured using the laser diffraction technique. The substance was dispersed in a suitable medium and the diffraction of a laser beam was measured. The mean particle size was 5.12 µm .
Reference
Particle Size Distribution Data
|
DIAM. X: (μm) |
DIF. q 3: (%) |
CUM. Q 3: (%) |
CUM. Q 3: (%) |
DIAM. X: (μm) |
01 |
150.00 |
|
100.0 |
99.99 |
55.08 |
02 |
120.00 |
0 |
100.0 |
95.00 |
23.83 |
03 |
100.00 |
0 |
100.0 |
90.00 |
19.84 |
04 |
60.00 |
0 |
100.0 |
80.00 |
13.73 |
05 |
55.00 |
0 |
100.0 |
70.00 |
9.36 |
06 |
50.00 |
0 |
100.0 |
60.00 |
6.56 |
07 |
45.00 |
0 |
100.0 |
50.00 |
5.12 |
08 |
40.00 |
0.2 |
99.8 |
40.00 |
3.94 |
09 |
35.00 |
0.4 |
99.4 |
30.00 |
2.66 |
10 |
30.00 |
0.8 |
98.6 |
20.00 |
1.53 |
11 |
25.00 |
2.8 |
95.7 |
|
|
12 |
20.00 |
5.5 |
90.2 |
|
|
13 |
15.00 |
8.0 |
82.2 |
|
|
14 |
10.00 |
10.5 |
71.8 |
|
|
15 |
5.00 |
22.7 |
49.0 |
|
|
16 |
1.00 |
38.9 |
10.2 |
|
|
Description of key information
The mean particle size of the test item was 5.12 µm, as measured using the laser diffraction technique.
Additional information
The particle distribution of D-8 was measured using the laser diffraction technique. The substance was dispersed in a suitable medium and the diffraction of a laser beam was measured. The mean particle size was 5.12 µm.
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