China Suppliers Challenge Pore® PES High-Flow Hydrophilic Filters - Reliable Biopharmaceutical Factory Solutions
Features
- Reliable bacteria and particle retention
- Broad chemical compatibility
- High flow rate
- High throughput
Typical Application
- Prefiltration of cell culture media
- Buffer filtration
Operating Conditions
| Maximum operating temperature | 80℃ |
| Maximum differential pressure | 0.55MPa/25℃, 0.1MPa/80℃ |
Material Construction
| Filter Membrane | Hydrophilic Polyethersulfone (PES) |
| Inner Cage, Outer Cage | Polypropylene (PP) |
| Capsule Housing | Polypropylene (PP) |
| Capsule Vent O-Ring | Silicone Rubber |
| Filtration Accuracy | 0.45μm / 0.65μm / 0.8μm |
Biosafety
| Endotoxin | <0.25 EU/mL |
| Biocompatibility |
|
Dimension
| Disc Filter | D50: 20cm² |
| Capsule Filter | 01: 0.075m² 02: 0.14m² 04: 0.25m² 05: 0.34m² 10: 0.68m² |
Sterilization
0.45μm Pre-Filtration Capsule Filter Flow Rate

The filter offers reliable bacteria and particle retention, broad chemical compatibility, high flow rate, and high throughput.
It is typically used for the prefiltration of cell culture media and buffer filtration.
The maximum operating temperature is 80℃. The maximum differential pressure is 0.55MPa at 25℃ and 0.1MPa at 80℃.
It is constructed with a Hydrophilic Polyethersulfone (PES) membrane, Polypropylene (PP) inner/outer cage and capsule housing, and a Silicone Rubber vent O-ring.
It can be sterilized by high-temperature steam at 121 °C for 30 minutes (up to 5 cycles) or by gamma irradiation at 25–40 kGy.
Yes, it has endotoxin levels of <0.25 EU/mL, complies with USP <87> Non-cytotoxic standards, and meets USP <88> Class VI plastic biocompatibility requirements.





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