GB 6220-2009 Translated English of Chinese Standard. GB6220-2009: Respiratory Protection - Long Tube Breathing Apparatus

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https://www.chinesestandard.net, 4 apr. 2020 - 17 sidor
This Standard specifies the product classification and composition, technical requirements, test methods and marking of long tube breathing apparatus. The products specified in this Standard are not suitable for fire-fighting and rescue sites.

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Foreword
3
Scope
5
Product Classification and Composition
8
Test Methods
14
Marking
17

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