Classification Information Table for 5 Hazardous Chemicals, Including 3-Chloropropyne

This table lists classification information for five hazardous chemicals, including 3-chloropropyne, that are included in the *Catalog of Hazardous Chemicals (2015 Edition)*. It includes items such as chemical name, aliases, English name, CAS number, hazard category, and remarks. It is intended as a reference for emergency management departments at all levels and relevant enterprises when conducting safety supervision and ensuring compliance with operational requirements for the aforementioned hazardous chemicals.