Welcome to the SIEF webpage for Ammonium sodium vanadium oxide

(Ammonium sodium vanadium oxide, EINECS No. 254-463-0)

Please proceed to:

SIEF – Who is who?

  • Lead Registrant: GfE Metalle und Materialien GmbH
  • SIEF Facilitator: Vanadium Consortium on behalf of the Lead Registrant.
  • Pre-registrants can participate in the SIEF at different activity levels: very active, involved, passive, and dormant.

Ammonium sodium vanadium oxide was successfully REACH registered as "intermediate" by the the Lead Registrant in May 2013

The dossier disseminated by ECHA can be accessed here



If you are a SIEF-member that is not a member of the Vanadium Consortium, you will need to:
  • Purchase a Letter of Access (LoA) to the technical dossier from the Vanadium Consortium. For further details, please visit the LOA website.
  • Join the Joint Submission for this substance in REACH-IT. You will receive the needed details after you have purchased your Letter of Access.
  • Prepare and submit your joint-submission REACH-registration dossier to ECHA. After an LoA purchase, the Vanadium Consortium will provide Joint-Submission Guidance and a template IUCLID file.


Technical Dossier compilation:

  • The Vanadium Consortium has been actively working for several years to collect, generate and compile the data required for REACH registration of this substance.
  • Collect and generate data required as per REACH Annex VII - X completed
  • Data entry into IUCLID                               completed
  • Identification of Uses                                  completed
  • Chemical Safety Assessment                      completed
  • Chemical Safety Report                              completed
  • Exposure Scenarios                                    completed
  • Develop classification & labeling proposal   completed
  • Submission of Registration Dossier             completed

Options to fulfil your REACH registration obligations:

  1. Join the registration by means of a Letter of Access to the Registration Dossier on fair, reasonable and non-discriminatory terms.
  2. Join the registration by means of membership to the Vanadium Consortium

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Useful links

ECHA Fact sheets & Guidance:

The Vanadium Consortium is acting as SIEF facilitator for Vanadium Consortium member registrants who indicated their willingness at Pre-Registration to conduct this activity for the substances listed on this page.