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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

N,N'-diphenyl-p-phenylenediamine has a harmonized classification as Skin Sens. 1 (H317) according to Annex VI of the CLP Regulation. This classification is supported by results from a local lymph node assay (Yamano and Shimizu, 2009) and from human information (IUCLID section 7.10.4).

Key value for chemical safety assessment

Justification for classification or non-classification

The harmonized classification into Skin Sens. Cat. 1 is adoped.