What regulatory guidelines apply to 1,2-Benzisothiazol-3(2H)-one, 1,1-dioxide, sodium salt, hydrate (CAS: 82385-42-0)?

The compound 1,2-Benzisothiazol-3(2H)-one, 1,1-dioxide, sodium salt, hydrate (CAS: 82385-42-0) falls under the European Union's REACH regulations for chemicals above 1 ton per year. It also requires classification and labeling under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS), with potential classifications for skin corrosion/irritation, serious eye damage/eye irritation, and respiratory or skin sensitization. FDA and EPA regulations may also apply for specific uses in the U.S., such as in cosmetics or water treatment.