Difference between FFP2 mask and FFP3 mask
mask china What is the difference between a FFP2 mask and a FFP3 mask? Next, our wholesale face mask suppliers will tell you the differences between the two masks. The difference between FFP2 and FFP3 Mask N series is the United States, KN series, FFP series, KF series, Korean series. The European standard defensive mask is divided into three situationsFFP1.FFP2.FFP3. The ultimate figure refers to the capability to cover, and the lesser the position of protection, the advanced the position of protection. When the water patch exists in the form of gas, its periphery is0.4 nm, and the flyspeck size of the coronavirus is about 60-400nm. The mask can't pass through the larger patches, so it can block the contagion. The filtration effectiveness of this kind of patches can reach further than 95. The 90 series isn't as defended as 95, but it can also repel further than 90 of patches. In the FFP series, 2 principally corresponds to 95JI. Three pollutants are more effective, u...