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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
Study period:
2016
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Principles of method if other than guideline:
Particle size distribution was obtained by Malvern Mastersizer 2000 coupled with Scirocco instrument, working in the range of 0.02 um to 2000 um for dry analysis.
GLP compliance:
no
Type of method:
Laser scattering/diffraction
Type of distribution:
volumetric distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
6-cyclohexyl-1-hydroxy-4-methylpyridin-2(1H)-one, compound with 2-aminoethanol (1:1)
EC Number:
255-464-9
EC Name:
6-cyclohexyl-1-hydroxy-4-methylpyridin-2(1H)-one, compound with 2-aminoethanol (1:1)
Cas Number:
41621-49-2
Molecular formula:
C12H17NO2.C2H7NO
IUPAC Name:
6-cyclohexyl-1-hydroxy-4-methylpyridin-2(1H)-one, compound with 2-aminoethanol (1:1)
Test material form:
solid: particulate/powder

Results and discussion

Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
3.59 µm
Distribution:
10 %
No.:
#2
Size:
52.13 µm
Distribution:
50 %
No.:
#3
Size:
176.48 µm
Distribution:
90 %

Applicant's summary and conclusion