(852) 3689 1869
Brand：Powecom
Type：Filter cotton series
Model：3803
Use with N3800 dust mask;
Using high electrostatic BFE filter material, adding German hollow fiber
Dimension ultra-filter, the anti-microparticle efficiency is over 93.3%;
Comply with the new national standard GB2626-2006 KN90.
Packing: 500 pieces/piece
