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EC number: 945-205-4 | CAS number: -
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 Feb 2010
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study with acceptable restrictions
- Qualifier:
- according to guideline
- Guideline:
- other: ASTM Method #B822-10, Malvern Mastersizer, reference ZCAP No. 3.02.10KC
- Type of method:
- Laser scattering/diffraction
- Type of particle tested:
- primary particle
- Type of distribution:
- volumetric distribution
- Percentile:
- D10
- Mean:
- 0.222 µm
- Remarks on result:
- other: St dev not determined
- Percentile:
- D50
- Mean:
- 0.424 µm
- Remarks on result:
- other: St dev not determined
- Percentile:
- D90
- Mean:
- 4.954 µm
- Remarks on result:
- other: St dev not determined
Reference
Surface weighted mean D[3,2]: 0.434 µm
Vol. Weighted mean D[4,3]: 1.808 µm
Description of key information
D10: 0.222 µm
D50: 0.424 µm
D90: 4.954 µm
(Beta-zeolite, Laser diffraction)
D10: 1.40 µm
D50: 3.86 µm
D90: 8.16 µm
(ZSM-5 zeolite, Laser diffraction)
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