Magnesium dihydrogen disulfite

Welcome to the SIEF webpage for magnesium dihydrogen disulfite (EINECS No. 237-403-8)

Synonyms: Magnesium bisulfite; Magnesium hydrogen sulfite

  • Lead Registrant:   ESSECO s.r.I.
  • SIEF Facilitator:   SDIOC on behalf of the Lead Registrant.
  • Pre-registrants can participate in the SIEF at different activity levels: very active, involved, passive, and dormant.
  • The SDIOC is preparing the registration dossier, i.e. the IUCLID file, in cooperation with the SIEF. The Lead Registrant will submit the REACh Registration Dossier. All other co-registrants will refer to it when submitting their registration.

SIEF Time table:

  • January – February 2010: 
    • All pre-registrants for magnesium hydrogensulfite were invited to participate in the Substance Sameness Survey.
  • March 2010:
    • The SIEF was formed.
    • Respondents that participated in the Sameness Survey are considered to be Active Members of the SIEF. The Secretariat of the SDIOC will work with Active Members within each SIEF.
    • The Lead Registrant was elected within the survey campaign
      • Registered LR for magnesium hydrogensulfite is ESSECO s.r.I..

Substance Sameness Survey Results (status March 2010)
REACH-IT Pre-Registrants 39
Respondents to Substance Sameness Survey at April, 2010 6
Pre-registrants whose substance is not sufficiently similar to join the SIEF 0
Intended level of SIEF activity:
Very active 1
Involved 1
Passive 4
Dormant 0
Current number of potential registrants 6
Pre-registrants with studies to offer for sharing to the SIEF 0
Pre-registrants with exposure data to offer for sharing to the SIEF 0

  • April 2010
    • SIEF members that offer data for sharing were contacted
  • July 2010:
    • The results of the substance sameness survey were sent to all pre-registrants.
    • A SIEF member letter was sent to all participants of the Substance Sameness Survey.
  • Be part of the project:

The Secretariat of the SDIOC will work with Active Members within each SIEF. If you would like to become an Active Member, please E-mail the SIEF Facilitator. Pre-registrants that have not yet participated in the Sameness Survey for magnesium hydrogensulfite, can access the survey here.

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

ECHA Factsheets, Guidance & Help

powered by blue spark*
This web site contains guidance and information explaining the REACH obligations and how to fulfil them. The REACH Regulation is the only authentic legal reference and all users are reminded the information published on this website does not justify any legal advice. SDIOC and the Consortium REACH Manager/secretariat do not accept any liability concerning the content or use of information published on this website. Full disclaimer