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By certification 
KN means that the mask is suitable for filtering non-oily particles, such as coal dust, cement dust, acid mist, paint mist, etc. 95 means that the filtering efficiency for non-oily particles above 0.075 microns is greater than 95%. This KN95 nose clip external respirator has a larger mouth space, and layers of high-quality filter materials are selected for smoother breathing.
Product Specification:
Material |
Non woven fabric, Melt blown, Hot air cotton |
Layer |
3 PLY layer |
Model |
CY-01 |
Package |
50pcs/box , 2000pcs/ctn |
Executive Standard |
GB2626-2006 |
Size |
16*13cm |
Validity |
3 years |
http://www.chuandatech.com/
