What regulatory guidelines apply to 5-bromo-2-hydroxy-pyridine-3-carboxylic acid (CAS: 104612-36-4)?

5-Bromo-2-hydroxy-pyridine-3-carboxylic acid (CAS: 104612-36-4) is subject to various regulatory guidelines. Under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS), it may be classified as a hazardous substance. In the European Union, it is regulated under the REACH法规，涉及物质的注册、评估、授权和限制。此外，美国FDA和EPA可能对其在药物和环境中的使用有特定要求。