What regulatory guidelines apply to Thulium tris[(3Z)-2,2,6,6-tetramethyl-5-oxo-3-hepten-3-olate] (CAS: 15631-58-0)?

Thulium tris[(3Z)-2,2,6,6-tetramethyl-5-oxo-3-hepten-3-olate] (CAS: 15631-58-0) is classified as a chemical under the Globally Harmonized System of Classification and Labeling of Chemicals (GHS). It must comply with REACH regulations in the EU, which covers registration, evaluation, authorization, and restriction of substances. In the U.S., FDA and EPA regulations may also apply for specific applications and handling requirements.