General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 27946-2011
Scope
This standard specifies the terms and definitions, technical requirements, etc. of hazardous substances in the air of heat treatment workplaces. This standard applies to the occupational exposure limits for hazardous substances in the air of heat treatment workplaces during the heat treatment production process.
GB/T 27946-2011 history
2011GB/T 27946-2011 Limited value of hazardous substance in the air of heat treatment working place