‘substance’ means a chemical element and its compounds in the natural state or obtained by any production process, including any additive necessary to preserve the stability of the product and any impurity deriving from the process used but excluding any solvent, which may be separated without affecting the stability of the substance or changing its composition;
„snov“ pomeni kemijski element in njegove spojine v naravnem stanju ali pridobljene v kakršnem koli proizvodnem postopku, vključno z vsemi dodatki, potrebnimi za ohranitev obstojnosti proizvodov, in vsemi nečistočami, ki nastanejo pri uporabljenem postopku, ne vključuje pa topil, ki se lahko izločijo, ne da bi to vplivalo na obstojnost snovi ali spremenilo njeno sestavo;