Dukal #1540 Surgical Mask Dukal® Pleated Tie Closure One Size Fits Most Blue NonSterile ASTM Level 1 Adult MASK, SURG TIES ASTM1 (50/BX 6BX/CS) Features 3-ply pleated lightweight, breathable material Meets ASTM Level 1 standard Manufacturer # 1540 Brand Dukal® Manufacturer Dukal Country of Origin China Application Surgical Mask Bacterial Filtration Efficiency BFE ≥99% Color Blue Delta Differential Pressure 2.28 mm H2O/cm2 Fastening Type Tie Closure HCPCS A4928 Material 3-Layer Fabric Particle Filtration Efficiency PFE ≥98% Protection Level ASTM Level 1 Size One Size Fits Most Sterility NonSterile Style Pleated UNSPSC Code 42131713 User Adult
