Procedure Level 3 Mask features
- Boxes with purple packaging (ASTM Level 3)
- ASTM F2100-11 Level 3
- Not made with natural rubber latex
- Anti-fog foam feature
- Plastic laminated nose wire
- Procedure (earloop) securement
- Softex binding (edge tape)
Available in the following color:
Mediterranean blue
ASTM Level 3 characteristic
ASTM Level 3 Masks meet the highest performance requirements as defined by ASTM F2100-11.
| Characteristic | Level 3 |
|---|---|
| Bacterial filtration efficiency | ≥98% |
| Sub-micron particulates filtration efficient at 0.1 micron | ≥98% |
| Differential pressure, mm H20/cm2 (Breathability) | <5.0 |
| Resistance to penetration by synthetic blood, minimum pressure in mm Hg for pass result | 160 mm Hg |
| Flame spread | Class 1 |
Mediterranean blue
|
Cat no. |
Inner layer | Dual middle layer | Outer layer | Mask style | Eyeshield feature | Anti-Fog feature | UOM |
|---|---|---|---|---|---|---|---|
| AT74531 | Cellulose | Facing and filter media | Spunbond polypropylene | Pleated | Foam | 50/bx, 300/cs | |
| AT74631 | Cellulose | Facing and filter media | Spunbond polypropylene | Pleated | Integrated eyeshield | Foam | 25/bx, 100/cs |


