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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

oxidising solids
Type of information:
other: Review of available data
Adequacy of study:
key study
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: The information is taken from the recent ECB EU RAR (2005).

Data source

Reference Type:
other: EU RAR
European Union Risk Assessment Report: chromium trioxide, sodium chromate, sodium dichromate, ammonium dichromate, potassium dichromate
European Chemicals Bureau (Munn SJ et al, eds)
Bibliographic source:
3rd Priority List; Volume 53

Materials and methods

Test guideline
no guideline available
Principles of method if other than guideline:
Various studies of different design are reviewed in the EU RAR for chromium trioxide, sodium chromate, sodium dichromate, potassium dichromate and ammonium dichromate.
GLP compliance:
not specified

Test material

Constituent 1
Reference substance name:
Various Cr 6 compounds
Various Cr 6 compounds
Details on test material:
No further details

Study design

Contact with:
other: not specified

Results and discussion

Test results (Oxidising solids)
Sample tested:
other: not further specified
other: not further specified
Remarks on result:
other: mildly oxidising - strong oxidiser in acidic conditions

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
According to the EU RAR sodium chromate is mildly oxidising (strong in acidic conditions), however these results are not sufficient for classification according to GHS.