CategorySpecificationSeriesKNCorresponding StandardN95Enterprise Code (Grade)KD-ⅡFlow Rate85LTesting RequirementSingle Layer / Double LayerResistance (pa)≤90 / ≤190PFE Efficiency (%)≥85 ≤95 / ≥97Grammage (g)25ColorWhiteTesting MediumSodium Chloride (NaCl)...

CategorySpecificationSeriesKNCorresponding StandardN99Enterprise Code (Grade)KD-ⅠFlow Rate85LTesting RequirementDouble LayerResistance (pa)≤190PFE Efficiency (%)≥99Grammage (g)25ColorWhiteTesting MediumSodium Chloride (NaCl)...

CategorySpecificationSeriesKNCorresponding StandardN95Enterprise Code (Grade)KD-ⅠFlow Rate85LTesting RequirementSingle LayerResistance (pa)≤90PFE Efficiency (%)≥95Grammage (g)25ColorWhiteTesting MediumSodium Chloride (NaCl)...

CategorySpecificationSeriesBFECorresponding StandardBFE99Enterprise Code (Grade)BD-ⅣFlow Rate32LTesting RequirementSingle LayerResistance (pa)≤35PFE Efficiency (%)≥90 ≤95Grammage (g)25ColorWhiteTesting MediumSodium Chloride (NaCl)...

CategorySpecificationSeriesBFECorresponding StandardBFE99Enterprise Code (Grade)BD-ⅢFlow Rate32LTesting RequirementSingle LayerResistance (pa)≤25PFE Efficiency (%)≥95Grammage (g)25ColorWhiteTesting MediumSodium Chloride (NaCl)...

CategorySpecificationSeriesBFECorresponding StandardBFE99Enterprise Code (Grade)BD-ⅡFlow Rate32LTesting RequirementSingle LayerResistance (pa)≤35PFE Efficiency (%)≥95 ≤99Grammage (g)25ColorWhiteTesting MediumSodium Chloride (NaCl)...

CategorySpecificationSeriesBFECorresponding StandardBFE99Enterprise Code (Grade)BD-ⅠFlow Rate32LTesting RequirementSingle LayerResistance (pa)≤30PFE Efficiency (%)≥99Grammage (g)25ColorWhiteTesting MediumSodium Chloride (NaCl)...

CategorySpecificationSeriesFFPCorresponding StandardP1Enterprise Code (Grade)PS-ⅢFlow Rate95LTesting RequirementDouble LayerResistance (pa)≤140PFE Efficiency (%)≥85Grammage (g)25ColorWhiteTesting MediumParaffin Oil (DOP)...

CategorySpecificationSeriesFFPCorresponding StandardP2Enterprise Code (Grade)PS-ⅡFlow Rate95LTesting RequirementDouble LayerResistance (pa)＞100 ≤160PFE Efficiency (%)＞98Grammage (g)25ColorWhiteTesting MediumParaffin Oil (DOP)...