GBZ 159 Specifications of air sampling for hazardous substances monitoring in the workplace
GBZ 2.1 "Occupational Exposure Limits of Hazardous Factors in the Workplace Part 1: Chemical Hazardous Factors" (GBZ 2.1-2019) No. 1 Amendment*, 2022-11-08 Update
GBZ 230 Classification for hazards of occupational exposure to toxicant
GBZ/T 229.2 Classification of occupational hazards at workplaces.Part 2:Occupational exposure to chemicals
GBZ/T 298-2017 history
2017GBZ/T 298-2017 Technical Guidelines for Occupational Health Risk Assessment of Chemical Hazardous Factors in the Workplace