What regulatory guidelines apply to 4-amino-2-hydroxybenzoic acid, pyridine-4-carbohydrazide (CAS: 2066-89-9)?

4-Amino-2-hydroxybenzoic acid, pyridine-4-carbohydrazide (CAS: 2066-89-9) falls under the scope of various regulatory guidelines. It is regulated under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) for its physical hazards and health effects. Additionally, it must comply with REACH regulations in the European Union for the registration of chemical substances. In the United States, it also adheres to FDA and EPA guidelines for safe handling and disposal.