What regulatory guidelines apply to 4-Butylphenol (CAS: 1638-22-8)?

4-Butylphenol (CAS: 1638-22-8) is classified under the Globally Harmonized System of Classification and Labeling of Chemicals (GHS) as a skin and eye irritant. In the EU, it falls under REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) regulations, requiring suppliers to register and submit safety data sheets. The U.S. EPA and FDA have their own specific requirements, including the need for a Material Safety Data Sheet (MSDS) and proper labeling.