Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Nanomaterial agglomeration / aggregation

Administrative data

Endpoint:
nanomaterial agglomeration/aggregation
Type of information:
other: Expert statement
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Basic data given, reliable source

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2015

Materials and methods

Principles of method if other than guideline:
No details given

Test material

Constituent 1
Chemical structure
Reference substance name:
Iron hydroxide oxide yellow
EC Number:
257-098-5
EC Name:
Iron hydroxide oxide yellow
Cas Number:
51274-00-1
Molecular formula:
Fe(OH)O
IUPAC Name:
Iron hydroxide oxide
Test material form:
solid: nanoform
Details on test material:
Not specified

Results and discussion

Any other information on results incl. tables

Like most particulate substances iron oxide and ferrite pigments are present in a highly agglomerated and aggregated form only. These are to be separated in the dispersion process.

Applicant's summary and conclusion

Conclusions:
Like most particulate substances iron oxide and ferrite pigments are present in a highly agglomerated and aggregated form only. These are to be separated in the dispersion process.