Body Inner/outer Layer: 30 Gsm Sbpp Non-woven Materials
Center Layer: 25 Gsm Melt Blown Filter Media
Length: 180 Mm +/-3mm
Width: 90 Mm +/-3mm
Ear Loop Knotted Woven Elastic Band: Length 160 Mm +/-10mm
Color: White/blue/black
Nose Clamp Position: Welded Fixed Position
Center Material: Steel Wire Coated By Pvc
Length: 105 Mm +/- 5mm
Bacteria filtration On Efficiency: Min. 99.9%
Particle Filtration On Efficiency: Min. 99%
Pressure Differential (delta-p): Max. 2.0 Mm/aq
Skin Irritation On Negative Particles {>0.3 Micron)