China Respiratory protective devices
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China 'NF EN 402-2003
' standard english version summary:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
NF EN 402-2003
Respiratory protective devices - Lung governed demand self-contained open-circuit compressed air breathing apparatus with full face mask or mouthpiece assembly for escape - Requirements, testing, marking 撤逃用呼吸防护装置.带全面罩或口罩组件的自持式开路压缩空气呼吸仪器.要求,试验,标记
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The Standardization Administration of the People's Republic of China
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"NF EN 402-2003" standard !
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Respiratory protective devices - Lung governed demand self-contained open-circuit compressed air breathing apparatus with full face mask or mouthpiece assembly for escape - Requirements, testing, marking
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