Chemical Protection & Cleanroom Products

ML732W option BB
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DuPont™ Sierra™

ML732W option BB

DuPont™ Sierra™ Earloop Procedure Mask. 7" Size. Soft Poly/Poly Construction with Pleats, Minimal Fluid Exposure, Non-Sterile. Blue.

Full Part Number :


Fabric / Material :

DuPont™ Sierra™

Design :


Seam :


Color :


Quantity/Box :

500 per case

Sizes :


Option Codes :


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

  • Procedure Mask with Earloops
  • Soft Blue Material Construction
  • Adjustable Nose Piece
  • Mask is 7" size
  • Universal size
  • Blue
  • Non-Sterile



  • The mask shall be blue in color.
  • The item shall be a mask design.
  • The mask shall be 7 inches wide.
  • The mask shall be non-sterile
  • The mask shall be pleated.
  • 50 masks per dispenser box; 10 dispenser boxes per case


Size Mask Width
Universal 7"


  • Wear other appropriate PPE such as, but not limited to, respiratory, eye, head, hand, and foot protection based on the hazard assessment.
  • This garment only provides partial body coverage. It may be worn in combination with other chemical resistant PPE as required based on the hazard assessment.


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 Result Std Dev
Bacterial Filtration Efficiency (3.0 micron) ASTM F2101 ≥ 95 %
Differential Pressure (Δ P) MIL-M-36954C <4.0 mm H2O/cm2
Particle Filtration Efficiency (at 0.1 μm) ASTM F2299 ≥ 95 %


  • Warning: Cleanroom apparel should not be used around heat, flames, sparks or in potentially flammable or explosive environments. Cleanroom fabrics should have slip-resistant materials on the outer sole of boots, shoe covers, or other garment surfaces in conditions where slipping could occur.
  • Latex Statement: As of January 1, 2006, DuPont production specifications exclude use of components containing natural rubber latex in the manufacture of Dupont™ Tyvek® IsoClean®, Tyvek™ Micro-Clean® 2-1-2 and ProClean® garments, and DuPont™ ProShield® 10 and DuraTrac™ shoe covers. Notwithstanding, DuPont™ Tyvek® Micro-Clean® 2-1-2 and Duratrac™ shoe covers produced by Cardinal Health prior to May 2008 may contain dry crumb natural rubber latex.
  • Anyone who begins to exhibit allergic response during the use of DuPont products should immediately cease using these products. The incident should also be reported to DuPont at 1.800.441.3637.


  • Seams and closures have less barrier than fabric.
  • Note: for protection from hazardous or infectious liquids, additional barrier tests are required to establish suitability for use.
  • *CAUTION: This information is based upon technical data that DuPont believes to be reliable. It is subject to revision as additional knowledge and experience are gained. DuPont makes no guarantee of results and assumes no obligation or liability in connection with this information. It is the user's responsibility to determine the level of toxicity and the proper personal protective equipment needed. The information set forth herein reflects laboratory performance of fabrics, not complete garments, under controlled conditions. It is intended for information use by persons having technical skill for evaluation under the specific end-use conditions, at their own discretion and risk. Anyone intending to use this information should first verify that the garment selected is suitable for the intended use. In many cases, seams and closures may provide less barrier than the fabric. If the fabric becomes torn, abraded, or punctured, end-user should discontinue use of garment to avoid compromising the barrier protection. SINCE CONDITIONS OF USE ARE OUTSIDE OUR CONTROL, WE MAKE NO WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING WITHOUT LIMITATION NO WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE AND ASSUME NO LIABILITY IN CONNECTION WITH ANY OF THIS INFORMATION. This information is not intended as a license to operate under or a recommendation to infringe any patent, trademark or technical information of DuPont or others covering any material or its use.
  • Data presented does not comprise a product specification.