This part specifies occupational exposure limits for physical factors in the workplace. This section applies to all types of workplaces where physical factors exist or arise. It is applicable to the monitoring, evaluation, and management of workplace hygiene conditions, labor conditions, the degree of laborers' exposure to physical factors, leakage of production equipment, and the effectiveness of protective measures, hygienic design of industrial enterprises, and occupational hygiene supervision and inspection. This section does not apply to non-occupational exposure.
GBZ 2.2-2007 Referenced Document
GBZ 1 Hygienic standards for the design of industrial enterprises*, 2010-01-22 Update
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/T 189.1 Measurement of Physical Agents in Workplace Part 1:Ultra High Frequency Radiation
GBZ/T 189.10 Measurement of Physical Agents in Workplace Part 10:Classification of Physical Workload
GBZ/T 189.11 Measurement of Physical Agents in Workplace Part 11:Heart Rate on Physical Work
GBZ/T 189.2 Measurement of Physical Agents in Workplace Part 2: High Frequency Electromagnetic Field
GBZ/T 189.3 Measurement of physical factors in the workplace Part 3: Electric and magnetic fields from 1 Hz to 100 kHz*, 2019-07-01 Update
GBZ/T 189.4 Measurement of Physical Agents in Workplace Part 4: Laser Radiation
GBZ/T 189.5 Measurement of Physical Agents in Workplace Part 5:Microwave Radiation
GBZ/T 189.6 Measurement of Physical Agents in Workplace Part 6:Ultraviolet Radiation
GBZ/T 189.7 Measurement of Physical Agents in Workplace Part 7:Heat Stress
GBZ/T 189.8 Measurement of Physical Agents in Workplace Part 8:Noise
GBZ/T 189.9 Measurement of Physical Agents in Workplace Part 9:Hand-transmitted Vibration
GBZ 2.2-2007 history
2019GBZ 2.1-2019 Occupational exposure limits for hazardous agents in the workplace — Part 1: Chemical hazardous agents
2007GBZ 2.1-2007 Occupational exposure limits for hazardous agents in the workplace Part 1:Chemical hazardous agents
2002GBZ 2-2002 Occupational Exposure Limit for Hazardous Agents in the Workplace