Registration Dossier

Administrative data

Description of key information

In a guinea-pig maximisation study (Henkel, 1982), not conducted to GLP, HEDP-H/etidronic acid was not sensitising to the skin.

Key value for chemical safety assessment

Skin sensitisation

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not sensitising)
Additional information:

The most reliable study was selected as the key study.


Respiratory sensitisation

Endpoint conclusion
Endpoint conclusion:
no study available

Justification for classification or non-classification

Based on available data, sodium salts of HEDP do not require classification for skin sensitisation according to Regulation (EC) No 1272/2008.