Tyvek / Sierra™

ML7360 option 0S


DuPont™ Sierra™ Controlled Environment Mask. 9" Size. Bound Tyvek® Ties. Pleated Rayon Outer Facing. Metal Nose Piece. White.
Certificates of Sterility Available Here

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Name Description
Full Part Number ML7360WHxx0250yy (xx=size;yy=option code)  Help
Fabric or Materials Sierra™
Design Controlled Environment Mask
Seam Bound
Color White
Sizes 00
Quantity/Box 250 per case


The ideal face mask combines high breathability with exceptional filtration efficiency. Sierra™ face masks deliver both.

  • Garments are gamma sterilized to SAL of 10-6
  • Mask is 9" size with bound Tyvek® ties for cleanroom use
  • Pleated rayon outer facing
  • Metal nose piece
  • One size fits most
  • Full traceability on all sterilized apparel with Certificates of Sterility Available Here




Fabric & Permeation/Penetration Data

Physical Properties

Data relating to mechanical performance of the fabrics used in DuPont chemical protective clothing, listed for the selected garment according to the test methods and relevant European standard, if applicable. Such properties, including abrasion and flex-cracking resistance, tensile strength and puncture resistance can help in the assessment of protective performance.

Property Test Method Typical Result EN
Bacterial Filtration Efficiency (3.0 micron) ASTM F2101 96 % 1.4 %
Particle Filtration Efficiency (0.1 micron, not neutralized) ASTM F2299 92 % 2.5 %
Pressure Drop ASTM F2101 3.4 mm H2O 0.7 mm H2O
  •  According to EN 14325
  •  According to EN 14126
  •  According to EN 1073-2
  •  According to EN 14116
  •   According to EN 11612
  •  Front Tyvek ® / Back
  •  Based on test according to ASTM D-572
  •  See Instructions for Use for further information, limitations and warnings
  •  Larger than
  •  Smaller than
  •  Not Applicable
  •  Standard Deviation


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