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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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)
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: CIPAC MT 187
Principles of method if other than guideline:
The particle size distribution was determined using the LASER diffraction method
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Potassium trihydrogen dioxalate
EC Number:
204-874-6
EC Name:
Potassium trihydrogen dioxalate
Cas Number:
127-96-8
Molecular formula:
C2H2O4.1/2K
IUPAC Name:
potassium trihydrogen dioxalate
Test material form:
solid: crystalline

Results and discussion

Particle sizeopen allclose all
Percentile:
D50
Mean:
ca. 117.1 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. 16.6 µm
St. dev.:
0.018
Percentile:
D50
Mean:
ca. 117.1 µm
St. dev.:
0.267
Percentile:
D90
Mean:
ca. 391.6 µm
St. dev.:
1.635

Applicant's summary and conclusion