What regulatory guidelines apply to 1,10-phenanthroline hydrochloride (CAS: 3829-86-5)?

1,10-Phenanthroline hydrochloride (CAS: 3829-86-5) may be subject to the Globally Harmonized System of Classification and Labelling of Chemicals (GHS), which includes health, environmental, and physical hazard classifications. In the European Union, it is regulated under the REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) directive. The United States Food and Drug Administration (FDA) and Environmental Protection Agency (EPA) may also have specific requirements for its use, storage, and disposal. Users should consult the material safety data sheet (MSDS) and local regulations for detailed guidance.