High-Performance Challenge Pore® PP Clarification Filters | Reliable China Suppliers & Factory Solutions
Features
- Constructed with multiple layers of polypropylene membranes of varying pore sizes, scientifically combined to provide high retention, high throughput, and excellent fouling capacity.
Typical Applications
- Prefiltration of cell culture media
- Clarification of fermentation broth or cell culture fluids
- Prefiltration of serum and blood products
- Prefiltration of colloidal or viscous liquids
Operating Conditions
| Parameter | Specification |
|---|---|
| Maximum operating temperature | 80℃ |
| Maximum differential pressure | 0.55MPa/25℃, 0.1MPa/80℃ |
Biosafety
| Test Item | Standard / Compliance |
|---|---|
| Endotoxin | <0.25 EU/mL |
| Biocompatibility |
|
Filter Dimensions
Sterilization
- Challenge Pore® PP capsule filter capable of up to 25 cycles of high-temperature steam sterilization.
Material Construction
| Component | Material / Specification |
|---|---|
| Filter Membrane | Polypropylene (PP) |
| Inner Cage, Outer Cage | Polypropylene (PP) |
| Capsule Housing | Polypropylene (PP) |
| Capsule Vent O-Ring | Silicone Rubber |
| Filtration Accuracy | 0.2 / 0.5 / 0.65 / 1.0 / 3.0 / 5.0 / 10 / 20 / 30μm |
Frequently Asked Questions
Q1: What are the main features of the Challenge Pore® PP capsule filter?
A: It features multiple layers of polypropylene membranes with varying pore sizes, scientifically combined to deliver high retention, high throughput, and outstanding fouling capacity.
Q2: What materials are used in the construction of this filter?
A: The filter membrane, inner cage, outer cage, and capsule housing are made of Polypropylene (PP), while the capsule vent O-ring is made of Silicone Rubber.
Q3: Does the filter meet international biosafety standards?
A: Yes, it is highly compliant. The endotoxin level is <0.25 EU/mL, it is compliant with USP <87> Non-cytotoxic standards, and it meets USP <88> Class VI plastic biocompatibility requirements.
Q4: What are the limits for operating temperature and differential pressure?
A: The maximum operating temperature is 80℃. The maximum differential pressure is 0.55MPa at 25℃ and 0.1MPa at 80℃.
Q5: How many times can the capsule filter be steam sterilized?
A: The Challenge Pore® PP capsule filter is designed to withstand up to 25 cycles of high-temperature steam sterilization.
Q6: What filtration accuracies and effective filtration areas are available?
A: Filtration accuracies range from 0.2 to 30μm (including 0.2, 0.5, 0.65, 1.0, 3.0, 5.0, 10, 20, and 30μm). Available filter dimensions (filtration area) include 0.04㎡, 0.08㎡, 0.15㎡, 0.2㎡, and 0.4㎡.





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