This standard specifies the terminology, technical requirements, test methods, inspection rules, labeling, packaging and storage of individual respirable dust samplers. This standard applies to samplers worn by individuals that can continuously collect respirable dust for 8 hours.
GB/T 2423.2 Environmental testing for electric and electronic products.Part 2:Test methods.Tests B:Dry heat*, 2008-12-30 Update
GB/T 2423.4 Environmental testing for electrical and electronic products - Part 2: Test method Test Db alternating damp heat (12h + 12h cycle)*, 2009-01-01 Update
GB/T 2423.5 Environmental testing—Part 2: Test methods—Test Ea and guidance: Shock*, 2019-05-10 Update
GB/T 2423.8 Environmental testing for electric and electronic products. Parts 2: Test methods. Test Ed: Free fall
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
AQ 4204-2008 history
2008AQ 4204-2008 Personal sampler for respirable dust
1970LD 40-1992 Specifications for individual samplers for respirable dust
AQ 4204-2008 Personal sampler for respirable dust has been changed from LD 40-1992 Specifications for individual samplers for respirable dust.