European law on illicit drug precursors:
The list of 23 substances is identical to list of UN-controlled drug precursors, except for the different categorization and inclusion of stereoisomers in EU Category 1.
The stereoisomeric forms of the substances listed in this Category not being cathine, whenever the existence of such forms is possible.
The salts of the substances listed in this Category whenever the existence of such salts is possible and not being the salts of cathine.
The salts of the substances listed in this Category whenever the existence of such salts is possible.
The salts of the substances listed in this Category whenever the existence of such salts is possible and not being the salts of hydrochloric acid and sulphuric acid.