What regulatory guidelines apply to 1-Methylcyclopropene (CAS: 3100-04-7)?

1-Methylcyclopropene (CAS: 3100-04-7) is classified as a plant growth regulator and falls under the regulations of Globally Harmonized System of Classification and Labelling of Chemicals (GHS). In the European Union, it is regulated under REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals). The United States Environmental Protection Agency (EPA) and the Food and Drug Administration (FDA) also have specific guidelines for its use in agriculture and food safety, including residue limits and application methods.