Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information

Additional information

Disodium hexafluorosilicate readily dissociates and undergoes further hydrolysis in aqueous media to form fluorides, which depending on the pH and cations present in the media may form several compounds. Those compounds may be insoluble and will behave as immobile.