facial mask 1.Material: Non-woven 2.CE Certificated 3.Shortly delivery time 4.OEM available facial maskStandard:CE149:2001Test medium: NaCl&DOP Test flow: 95L/MinLevelPenetrationFilter efficiency ResistantFFP120%≥80%21mm H2OFFP26%≥94%24mm H2OFFP31%≥99%30mm H2OStandard:NIOSHTest medium: NaCl Test flow: 95L/Min LevelPenetrationFilter efficiency ResistantN955%≥95% 35mm H2ON991% ≥99% 35mm H2ON1000.03 ...
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