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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

The data discussed in this section were derived from toxicity studies with the hydrochloride of the same azo dye (read-across to Basisch Gelb 8511, CAS 118208-02-9).

In a well conducted Guinea Pig Maximization Test according to OECD guideline 406 Basazol Gelb 8511 was not sensitizing.


Migrated from Short description of key information:
Basazol Gelb 8511 is not sensitizing in animal studies.

Respiratory sensitisation

Endpoint conclusion
Additional information:
Migrated from Short description of key information:
no data

Justification for classification or non-classification

EU classification according to Annex VI of the Directive 67/548/EEC:

- no classification required

GHS classification according toAnnex I 1272/2008 CLP (EU GHS):

- no classification required