YY/T 0866-2011: Translated English of Chinese Standard. (YYT 0866-2011, YY/T0866-2011, YYT0866-2011): Total Inward Leakage Determination Method of Protective Face Mask for Medical Use

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https://www.chinesestandard.net, 31. mar. 2020 - 12 sider
This Standard stipulates the determination method for total inward leakage of protective face mask for medical use. This Standard is applicable to the evaluation of total inward leakage of half-facepiece protective face mask for medical use (hereinafter referred to as face mask). The evaluation of the leakage performance of other protective face masks may take this Standard as a reference.
 

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