The European Union Observatory for Nanomaterials’ (EUON) list of Nanomaterials Currently on the EU Market has been updated.

The following substances were added:

1. Calcium bis[2-[(2-hydroxynaphthyl)azo]naphthalenesulphonate]

2. Barium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate