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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: QM-AA-112, Laser Diffraction

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]henicosan-21-one hydrochloride
EC Number:
277-620-5
EC Name:
2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]henicosan-21-one hydrochloride
Cas Number:
73833-37-1
Molecular formula:
C22H40N2O2.xClH
IUPAC Name:
2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]henicosan-21-one hydrochloride

Results and discussion

Particle sizeopen allclose all
Percentile:
D50
Mean:
ca. 48.4 µm
Remarks on result:
other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.
Percentile:
D10
Mean:
ca. 8.8 µm
Percentile:
D90
Mean:
ca. 92.9 µm

Applicant's summary and conclusion