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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Dissociation constant

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
dissociation constant
Data waiving:
study technically not feasible
Justification for data waiving:
other:

Description of key information

In accordance with section 2 of Annex XI of the REACH regulation, the dissociation constant study can be waived if the study is not technically feasible. 
Shale oils, heavy is a UVCB with many constituents, and so determining a dissociation constant is not possible.

Key value for chemical safety assessment

Additional information