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The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

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:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Comparable to guideline study with acceptable restrictions.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: ISO 13320:2009(E) Particle size analysis-Laser diffration methods

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N'-1,6-hexanediylbis(N-(2,2,6,6-tetramethyl-piperidin-4-yl)formamide
EC Number:
413-610-0
EC Name:
N,N'-1,6-hexanediylbis(N-(2,2,6,6-tetramethyl-piperidin-4-yl)formamide
Cas Number:
124172-53-8
Molecular formula:
C26H50N4O2
IUPAC Name:
N,N'-1,6-hexanediylbis(N-(2,2,6,6-tetramethyl-piperidin-4-yl)formamide

Results and discussion

Particle size
Percentile:
D50
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
<= 16.882 µm
Distribution:
10 %
No.:
#2
Size:
<= 72.215 µm
Distribution:
50 %
No.:
#3
Size:
<= 194.6 µm
Distribution:
90 %

Any other information on results incl. tables

The particle size distribution range of the sample is 0.832 µm~416.869 µm.

D(4,3): 91.084µm

D(3,2): 30.034µm

Applicant's summary and conclusion