| OptiScale Durapore | OptiScale Multilayer Durapore | OptiScale Durapore Multimedia | OptiScale Millipore Express SHF | OptiScale Millipore Express SHC | OptiScale Millipore Express SHR |
| Materials of Construction |
| Filter | Hydrophilic PVDF | Hydrophilic PVDF | Hydrophilic PVDF | Hydrophilic Polyethersulfone | Hydrophilic Polyethersulfone | Hydrophilic Polyethersulfone |
| Prefilter | | | Mixed cellulose esters | | | |
| Filter Support | Polypropylene | Polypropylene | Polypropylene | Polypropylene | Polypropylene | Polypropylene |
| Housing and Drainage Disk | Polycarbonate | Polycarbonate | Polycarbonate | Polycarbonate | Polycarbonate | Polycarbonate |
| Vent Cap | PVDF | PVDF | PVDF | PVDF | PVDF | PVDF |
| Housing Vent | Adjustable vent with male and female Luer connections on inlet side of device |
| Filtration Area, cm2 | 17.7 | 17.7 | 17.7 | 17.7 | 17.7 | 17.7 |
| Maximum Inlet Pressure, bar (psi) | 5.5 (80) @ 25 °C | 5.5 (80) @ 25 °C | 5.5 (80) @ 25 °C | 5.5 (80) @ 25 °C | 5.5 (80) @ 25 °C | 5.5 (80) @ 25 °C |
| Toxicity | Component materials meet the requirements of the USP Class VI Biological Test for Plastics. Capsules are also non-toxic per USP General (Mouse) Safety Test. |
| Integrity Test - Bubble Point |
| 0.22 µm | ≥3450 mbar (50 psig) air with water | ≥3450 mbar (50 psig) air with water | ≥3450 mbar (50 psig) air with water | ≥4000 mbar (58 psig) air with water | ≥4000 mbar (58 psig) air with water | |
| 0.1 µm | ≥4830 mbar (70 psig) air with water | | | | | ≥2586 mbar (37.5 psig) nitrogen with 70//30 % IPA/water |