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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Description of key information

Key value for chemical safety assessment

Skin sensitisation

Endpoint conclusion
Additional information:

According to REACH Annex VII column 2, no skin sensitization study needs to be conducted if the substance is a strong base (pH> 11.5). The typical pH of TPnB-H is 11.9. Hence, no skin sensitization test is required.


Migrated from Short description of key information:
No skin sensitization study is available for tripropylene glycol butyl ether highers.

Justification for classification or non-classification