What regulatory guidelines apply to 3',6'-dihydroxy-7-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one (CAS: 3326-31-6)?

3',6'-dihydroxy-7-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one (CAS: 3326-31-6) is regulated under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS), which includes hazard communication, label, and safety data sheet requirements. It also falls under the European Chemicals Agency's (ECHA) REACH regulations, requiring manufacturers and importers to register substances above a certain tonnage threshold. In the United States, the compound is subject to the Environmental Protection Agency (EPA) and the FDA regulations, particularly in relation to environmental discharge and food safety concerns.