Brand:
BS8818 Three Ply Mask. Nelson Lab (USA) Certified.
CERTIFIED BY NELSON LAB-USA
Model No.
BS-8818
CERTIFIED BY NELSON LAB-USA.
Clinic & Hospital Use.
With Three Layer Protection.
Bacterial Filtration Efficiency (BFE>99.99%).
Packing 50pcs/box, 40box/carton.
