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China Factory Suppliers of Challenge Filair® PTFE High-Retention, High-Flux Hydrophobic Capsule Filters & Cartridges

Discover our advanced filtration solutions featuring inherent hydrophobicity, designed to ensure reliable bacterial and particulate retention. As a leading factory and supplier in China, we pride ourselves on our products’ high retention rate and impressive flux capabilities, which translate to lower differential pressure. Trust our expertise to provide top-quality filtration that meets your needs effectively

    Typical Applications
    Vents for Fermentation Tanks, Storage Tanks, etc.
    Sterilizing Filtration of Compressed Air, O2, N2, etc.
    Product Specifications
    [Working Conditions]
    Max. Operating Temp) 80°C
    Max. Operating DP: 0.55 MPa @ 25°C
    0.1 MPa @ 80°C
    [Biological Safety]
    Endotoxin: < 0.25 EU/mL
    IBiocompatibility:Complies with USP <87>, No potential cytotoxicity
    Complies with USP <88> Class VI Biological Reactivity requirements for plastics
    [ Sterilization Methods ]
    ChallengeFilair®PTFE Capsule Filters :Autoclave (50 cycles).
    ChallengeFilair®PTFE Cartridge Filters : Autoclave and Steam-in-Place (SIP).
    [0.2um Gas&Air Capsule Filters Flow Rate Performance]
    Frequently Asked Questions

    What are the typical applications for these PTFE filters?

    These filters are typically used as vents for fermentation tanks, storage tanks, and for the sterilizing filtration of compressed air, oxygen (O2), nitrogen (N2), and other process gases.

    What are the temperature and pressure limits under working conditions?

    The maximum operating temperature is 80°C. The maximum operating differential pressure (DP) is 0.55 MPa at 25°C and 0.1 MPa at 80°C.

    Do these filters meet biological safety standards?

    Yes. They exhibit endotoxin levels of < 0.25 EU/mL, comply with USP <87> for biocompatibility (no potential cytotoxicity), and meet the USP <88> Class VI Biological Reactivity requirements for plastics.

    How can the ChallengeFilair® PTFE Capsule Filters be sterilized?

    The ChallengeFilair® PTFE Capsule Filters can be sterilized using an autoclave for up to 50 cycles.

    What is the difference in sterilization between Capsule and Cartridge filters?

    While the ChallengeFilair® PTFE Capsule Filters are validated for autoclave sterilization (50 cycles), the ChallengeFilair® PTFE Cartridge Filters can be sterilized via both autoclave and Steam-in-Place (SIP) methods.