3ply mask

3 ply disposable mask ASTM F 2100 – Level 3 Barrier Protection Characteristic Testing Methodology Acceptable Limit Bacterial Filtration Efficiency (BFE) ASTM F2101 BFE @ 3.0 µm large Bacteria ≥ 98% Differential Pressure (∆P) MIL-M-36954C ∆P < 5.0 mm of H2O/cm2 Particulate Filtration Efficiency (PFE) ASTM F2299 PFE @ 0.1 µm large Latex particules ≥ 98% Fluid Resistance ASTM F1862 Resistant @ 160mmHg Textile Flammability 16 CFR 1610 Class I flame spread (Flame does not spread for at least 3.5 s) Characteristic Specification Materials Mask Body Outer Material Spunbond Polypropylene (SBPP) Filter Layer Melt Blown Polypropylene (MBPP) Inner Material Spunbond Polypropylene (SBPP) Nose-piece Aluminum Earloop Polyester and Polyurethane Earloop Style Flat knitted earloop Dimension Body Size Length 7” (176 mm) Width 3 ½” (89 mm) Height of Earloop 2 ½” (63,5mm) Pleat Depth ½” (13 mm) Length of Nose-piece 4 ¾” (120 mm)