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Physical & Chemical properties

Particle size distribution (Granulometry)

Administrative data

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:
other: GLP guidline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Laser diffraction method according to ISO 13320-1 ,
Principles of method if other than guideline:
Laser diffraction method according to ISO 13320-1 , with evaluation according to Fraunhofer.
GLP compliance:
yes (incl. QA statement)
Type of distribution:
volumetric distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
Aminoguanidinium hydrogen carbonate
EC Number:
219-956-7
EC Name:
Aminoguanidinium hydrogen carbonate
Cas Number:
2582-30-1
Molecular formula:
CH6N4.CH2O3
IUPAC Name:
N-aminoguanidine; carbonic acid
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
- Name of test material (as cited in study report): Aminoguanidiniumhydrogencarbonat
- Physical state: solid
- Analytical purity: 98.6 %
- Lot/batch No.: 120708
- Stability under test conditions: stable
- Storage condition of test material: Ambient temperature

Results and discussion

Particle sizeopen allclose all
Percentile:
D50
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D10
Mean:
14 µm
Percentile:
D50
Mean:
66 µm
Percentile:
D90
Mean:
780 µm
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
1.445 µm
Distribution:
0.01 %
No.:
#2
Size:
3.311 µm
Distribution:
0.99 %
No.:
#3
Size:
15 µm
Distribution:
10.65 %
No.:
#4
Size:
34.674 µm
Distribution:
31.04 %
No.:
#5
Size:
69.183 µm
Distribution:
51.72 %
No.:
#6
Size:
181.97 µm
Distribution:
80.7 %
No.:
#7
Size:
1 859.587 µm
Distribution:
98.98 %

Any other information on results incl. tables

The test item was analyzed twice.

Applicant's summary and conclusion