Sanitize masks with alcohol vapor Ffp1 Ffp2 Ffp3, surgical mask ...
ThisguidewillbreakdownthekeydistinctionsbetweenFFP1,FFP2,andFFP3masks.We'llexploreFFPrespiratorsprotectionlevel,fit,anddesign.,FFP1口罩最低过滤效果≥80%,FFP2最低过滤效果≥94%,FFP3最低过滤效果≥97%。FFP类的口罩,作用都是将油性颗粒物和非油性颗粒物等...。參考影片的文章的如下: