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Standard Insuued on: 2008-11

AQ 4202-2008    Administrative standard for personal exposure concentration of respirable coal dust in the air of workplace
作业场所空气中呼吸性煤尘接触浓度管理标准
Category No.:AQ Valid Status:superseded
Issued Organization:State Administration of Work Safety Issued Date:2008-11-19
Implemented Date:2009-1-1 Abolished Date:
Superseded Standard.:WS 760-2008
Superseded Date:
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