What regulatory guidelines apply to 1-Butyl-1H-benzotriazole (CAS: 708-43-0)?

1-Butyl-1H-benzotriazole (CAS: 708-43-0) falls under various regulatory guidelines including GHS classification for hazardous chemicals, REACH regulations for registration, evaluation, authorization, and restriction of chemicals in the European Union, and FDA and EPA guidelines for safe handling and use in the United States. These regulations ensure appropriate handling, storage, and disposal procedures are followed to prevent environmental and health hazards.