What regulatory guidelines apply to 2,4,6-Trimethylpyrylium tetrafluoroborate (CAS: 773-01-3)?

2,4,6-Trimethylpyrylium tetrafluoroborate (CAS: 773-01-3) should comply with the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) for hazard communication. It also needs to adhere to REACH regulations in the European Union, including registration requirements and restrictions on substances of very high concern. Additionally, FDA and EPA have specific requirements for the handling and use of this compound in the United States, focusing on safety data sheets (SDS), proper labeling, and environmental protection.