4-ply active carbon face mask

4-ply active carbon face mask Standard:CE149:2001+A1:2009 Test medium: NaCl&DOPTest flow: 95L/Min LevelPenetrationFilter efficiencyResistantFFP120%≥80%21mm H2OFFP26%≥94%24mm H2OFFP31%≥99%30mm H2O Standard:NIOSH Test medium: NaCl Test flow: 85L/Min LevelPenetrationFilter efficiencyResistantN955%≥95%35mm H2ON991%≥99%35mm H2ON1000.03% ≥99.97% 35mm H2O -Soft,lightweight -Hygienic,Non-irritatingtoskin,Odorless,andEasierbreathing -LaterorLaterfreeearbandoptional -Perfectfitting:Adjustableinnerandouternosepiece,suitabletoanyfaceandensurecomfortablewearing -Level:FFP1/FFP2/FFP3/N95 -Highfiltrationefficiencyandlowresistance,Comfortableandreliableprotection,effectivelyresistnormaltoxicandtinymicronparticlesagainstnuisanceorganicacidvapors -Factoryprice,superiorquality -OEMproductionacceptable -Applications: Appliedtothefollowingoperationenvironments:chemical,chemistrysolution,printingink,dyeing,automaking,shipbuilding,electronic,foodindustry,manufacturing,processing,environmentalsterilizing,andsoon.