Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

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:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: ISO 2926:2005
GLP compliance:
no
Type of method:
sieving
Type of distribution:
mass based distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
2-hydroxy-3-methylcyclopent-2-enone
EC Number:
201-303-2
EC Name:
2-hydroxy-3-methylcyclopent-2-enone
Cas Number:
80-71-7
Molecular formula:
C6H8O2
IUPAC Name:
2-hydroxy-3-methylcyclopent-2-en-1-one
Specific details on test material used for the study:
Appearance: a white powder, without irritating odor
Resource: provided by the sponsor
Purity: 99.5% (provided by the sponsor)
Package: in a aluminium foil bag, packing sound
Amount: 670 g
Storage Conditions: sealed and stored avoid light

Results and discussion

Particle size distribution at different passagesopen allclose all
No.:
#1
Size:
> 500 µm
Distribution:
0.15 %
No.:
#2
Size:
>= 355 - <= 500 µm
Distribution:
0.29 %
No.:
#3
Size:
> 250 - < 355 µm
Distribution:
0.36 %
No.:
#4
Size:
> 180 - < 250 µm
Distribution:
4.2 %
No.:
#5
Size:
> 150 - < 180 µm
Distribution:
9.14 %
No.:
#6
Size:
> 53 - < 100 µm
Distribution:
40.42 %
No.:
#6
Size:
< 53 µm
Distribution:
31.89 %

Applicant's summary and conclusion