On 12 September 2023, the Committee for Risk Assessment (RAC) issued opinions on the proposals for Harmonised Classification and Labelling (CLH) of the following substances:

1. Fluoroethylene

2. Chrysanthemum cinerariaefolium, ext.

3. Chrysanthemum cinerariaefolium, ext.

4. Tetrahydrofurfuryl methacrylate

5. N-(trichloromethylthio)phthalimide

6. Barium chromate

7. Barium bis[2-chloro-5-[(2-hydroxy-1-naphthyl)azo]toluene-4-sulphonate]

8. 9-Octadecenoic acid (Z)-, sulfonated, potassium salts

9. 3-isocyanatomethyl-3,5,5-trimethylcyclohexyl isocyanate

10. 2-bromo-2-(bromomethyl)pentanedinitrile

11. Bixlozone

12. 2,3-epoxypropyl isopropyl ether

13. 1,1-dichloroethylene

This brought the number of published RAC opinions to 549.