China GHS to Supplement New Physical Hazard Classification

China adopted UN GHS Rev.4 throughout the Inventory of Hazardous Chemicals and a series of national standards called GB 30000 series. GB 30000.2~30000.29 function as the rules of classification and labeling of chemical substances. Each standard corresponds to one of the 28 hazard classifications specified in UN GHS Rev.4, including 16 physical hazards, 10 health hazards, and 2 environmental hazards.