Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Endpoint conclusion:
no adverse effect observed (not sensitising)
Additional information:

All studies have been performed on read across, structural analogues.

On the bases of the reliability of matetrials available, Direct Red 16:1 can be evaluated as not sensitising.


Migrated from Short description of key information:
Direct Red 23 is not sensitizing

Respiratory sensitisation

Endpoint conclusion
Endpoint conclusion:
no study available
Additional information:
Justification for selection of respiratory sensitisation endpoint:
Direct Red 16:1 is not expected to be a respiratory sensitizing

Justification for classification or non-classification

According to CLP regulation (EC1272/2008) Direct Red 16:1 is not classified as skin sensitising.