On 30 June 2023, ECHA started a 45 day public commenting period on 40 testing proposals for the following substances:

1. 1,2,3,5,6,7-hexahydro-1,1,2,3,3-pentamethyl-4H-inden-4-one

2. 1,5-Diisocyanatopentane

3. 2-[2-(2-hydroxyethoxy)ethoxy]ethanol,methanesulfonic acid

4. 4,8-Dimethyl-2,5,7,10-tetraoxaundecane

5. 5,5'-dithiodi-1,3,4-thiadiazole-2(3H)-thione

6. Alcohols, C16-18 and C18-unsatd., ethoxylated, sulfates, sodium salts

7. Di-p-tolyl(2,4,6-trimethylbenzoyl)phosphine oxide

8. Di-tert-butyl trisulphide

9. Divanadium tris(sulphate)

10. Docosan-1-ol

11. Fatty acids, C16-18, isononyl esters

12. Phenol, isopropylated, phosphate (3:1)

13. Reaction product of: polyethylene-polyamine-(C16-C18)-alkylamides with monothio-(C2)-alkyl phosphonates

14. Slimes and Sludges, blast furnace and steelmaking

15. Sodium N-lauroylsarcosinate

16. Styrene

17. Tetramethylammonium hydroxide

18. Tetrasodium 2-(4-fluoro-6-(methyl-(2-(sulfatoethylsulfonyl)ethyl)amino)-1,3,5-triazin-2-ylamino)-5-hydroxy-6-(4-methyl-2-sulfonatophenylazo)naphthalene-1,7-disulfonate

19. Vinyl ethylene carbonate