Registration Dossier
Registration Dossier
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EC number: 211-162-9 | CAS number: 631-61-8
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:
- From 17.02.2010 to 18.02.2010
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Justification for type of information:
- Test method according to OECD guideline 110 and GLP compliance.
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- Laser scattering/diffraction
- Type of distribution:
- volumetric distribution
- Key result
- Percentile:
- D50
- Remarks on result:
- other: 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
- Key result
- Percentile:
- D10
- Mean:
- 102.43 µm
- St. dev.:
- 6.541
- Key result
- Percentile:
- D50
- Mean:
- 263.44 µm
- St. dev.:
- 8.392
- Key result
- Percentile:
- D90
- Mean:
- 590.57 µm
- St. dev.:
- 31.254
- Conclusions:
- The average and standard deviation of 5 determinations is:
X10 <= 102.43 ± 6.541 µm
X50 <= 263.44 ± 8.392 µm
X90 <= 590.57 ± 31.254 µm - Executive summary:
The Particle Size Distribution of the test item Ammonium Acetate was measured with Sympatec HELOS laser diffraction with wet dispersing system CUVETTE.
The average and standard deviation of 5 determinations is:
X10 <= 102.43 ± 6.541 µm
X50 <= 263.44 ± 8.392 µm
X90 <= 590.57 ± 31.254 µm.
Reference
The average and standard deviation of 5 determinations is:
X10 <= 102.43 ± 6.541 µm
X50 <= 263.44 ± 8.392 µm
X90 <= 590.57 ± 31.254 µm.
Description of key information
Particle size distribution: Key study: The average and standard deviation of 5 determinations is:
X10 <= 102.43 ± 6.541 µm
X50 <= 263.44 ± 8.392 µm
X90 <= 590.57 ± 31.254 µm.
Test method according to OECD guideline 110 and GLP compliance.
Additional information
Key study: Experimental results: Test method according to OECD guideline 110 and GLP compliance.
The Particle Size Distribution of the test item Ammonium Acetate was measured with Sympatec HELOS laser diffraction with wet dispersing system CUVETTE.
The average and standard deviation of 5 determinations is:
X10 <= 102.43 ± 6.541 µm
X50 <= 263.44 ± 8.392 µm
X90 <= 590.57 ± 31.254 µm.
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