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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
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:
other company data
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Principles of method if other than guideline:
Visual inspection of the test substance
GLP compliance:
no
Type of method:
other: visual inspection
Type of particle tested:
primary particle
Type of distribution:
other: visiual inspection

Test material

Constituent 1
Chemical structure
Reference substance name:
Sulfuric acid, C16-C18 (even numbered) alkyl esters, sodium salts and C16-18 (even numbered) alcohols
EC Number:
944-399-8
Cas Number:
not yet assigned
Molecular formula:
see information in structural formula
IUPAC Name:
Sulfuric acid, C16-C18 (even numbered) alkyl esters, sodium salts and C16-18 (even numbered) alcohols

Results and discussion

Mass median aerodynamic diameter:
>= 1 - <= 10 mm
Remarks on result:
not determinable because of methodological limitations
Remarks:
standard deviation not reported
Particle size
Percentile:
other:
Mean:
>= 1 - <= 10 mm
Remarks on result:
other: no standard deviation available sine visual inspection

Applicant's summary and conclusion

Conclusions:
The typical particle size ranges from 1 to 10 mm.