What regulatory guidelines apply to (~15~N)Phenylalanine (CAS: 81387-53-3)?

The (~15~N)Phenylalanine (CAS: 81387-53-3) is subject to various regulatory guidelines including GHS classification, REACH regulations, and FDA/EPA requirements. It is classified as a hazardous substance under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) and is regulated under the Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) framework in the EU. In the US, it is managed by EPA for environmental and safety purposes and by FDA for any potential pharmaceutical applications.