Comparison of FFP2, KN95, and N95 and Other Filtering Facepiece Respirator Classes.

Based on this comparison, it is reasonable to consider China KN95, AS/NZ P2, Korea 1st Class, and Japan DS FFRs as “equivalent” to US NIOSH N95 and European FFP2 respirators, for filtering non-oil-based particles such as those resulting from wildfires, PM 2.5 air pollution, volcanic eruptions, or bioaerosols (e.g. viruses). However, prior to selecting a respirator,
users should consult their local respiratory protection regulations and requirements or check with their local public health authorities for selection guidance

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