On 20 February 2023, the following substances were notified to the Registry of Intentions for Harmonised Classification and Labelling (CLH) proposals:

1. Dodine

2. 3,5-dimethylpyrazole

3. 3,4-dimethyl-1H-pyrazole

4. 1H-Pyrazole, 3,4-dimethyl-, phosphate (1:1)

This brought the number of current CLH intentions to 56.