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Physical & Chemical properties

Particle size distribution (Granulometry)

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Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2014
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Version / remarks:
13320:2009
GLP compliance:
no
Remarks:
The study is regarded as reliable without restrictions because it was conducted in compliance with a relevant recognised quality system (ISO 9001) and guideline.
Type of method:
Laser scattering/diffraction
Type of distribution:
mass based distribution
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Lot/batch No.:401164 / 011/1
Percentile:
D10
Mean:
8.33 µm
Remarks on result:
other: No standard deviation indicated.
Percentile:
D50
Mean:
140.65 µm
Remarks on result:
other: No standard deviation indicated.
Percentile:
D90
Mean:
373.14 µm
Remarks on result:
other: No standard deviation indicated.

no particles ≤ 1 µm

11.75 % of the particles ≤ 10µm

Conclusions:
The particle size distribution of the test item lithium acetate anhydrous was measured by laser diffraction according to DIN EN ISO 9001. The results are as follows: D(10)= 8.33 µm, D(50)= 140.65 µm, D(90)= 273.14 µm.
No particles are smaller than 1µm and the fraction of particles ≤ 10 µm is 11.75%.
Executive summary:

The particle size distribution of the test item lithium acetate anhydrous was measured by laser diffraction according to DIN EN ISO 9001. The results are as follows: D(10)= 8.33 µm, D(50)= 140.65 µm, D(90)= 273.14 µm.

No particles are smaller than 1 µm and the fraction of particles ≤ 10 µm is 11.75%.

Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2014-05-07
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Qualifier:
equivalent or similar to guideline
Guideline:
ISO 13320 (Particle size analysis - Laser diffraction methods)
Version / remarks:
13320:2009
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of distribution:
mass based distribution
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Lot/batch No.: L823-072
Percentile:
D10
Mean:
57.057 µm
Remarks on result:
other: No standard deviation indicated.
Percentile:
D50
Mean:
423.107 µm
Remarks on result:
other: No standard deviation indicated.
Percentile:
D90
Mean:
807.436 µm
Remarks on result:
other: No standard deviation indicated.

no particles ≤ 1 µm

0.32% of the particles ≤ 10 µm

Conclusions:
The particle size distribution of the test item lithium acetate anhydrous was measured by laser diffraction. The results are as follows: D(10) = 57.057 µm, D(50) = 423.107 µm, D(90) = 807.436 µm.
Executive summary:

The particle size distribution of the test item lithium acetate anhydrous was measured by laser diffraction. The results are as follows: D(10) = 57.057 µm, D(50) = 423.107 µm, D(90) = 807.436 µm.

Description of key information

The particle size distribution was measured by laser diffraction. 
In one study the values were as follows: D(10): 57.057 µm, D(50): 423.107 µm, D(90): 807.436 µm (FMC 2014).
In in the other study the values were as follows: D(10): 8.33 µm, D(50): 140.65 µm, D(90): 373.14 µm (Rockwood 2014).

Additional information