KN95 Technical DataART No:CNN-KN95Class1StandardEN149:2001+A1:2009 CE1282 standardSterilenoneUtilizationFiltering Particulate Protection RespiratorFixationUltrasonic WeldingElasticCompositonBodyLayer 1MaterialWeightColorLayer 2MaterialWeightColorLayer 3MaterialWeightColorLayer 4MaterialWeightColorEarloopMaterialColourNose BarMaterialColourDimension(CM)BodySizeElasticSizeNose BarSizeExaminationPenetration test aerosol testSodium chloride test 95L/min Paraffin oil test 95L/min Leakage testNaCI flow rate (L/min)NaCI aerosol (um)0.3Pumping flow rate(L/min)NaCI concentration before mask(Mg/m3)NaCI concentration after mask(Mg/m3)Exhalation resistance testInhalation gas velocity(L/min)Maximum resistance (mbar)Inhalation resistance testInhalation gas velocity(L/min)Maximum resistance (mbar)Inhalation gas velocity(L/min)Maximum resistance (mbar)