Whatman™ WTP Range PTFE Membranes Available on GSA/VA Contract for Federal Government customers only.

Suited for applications involving aggressive organic solvents, strong acids, and alkalis due to being chemically stable and inert. Whatman&trade WTP Range PTFE Membranes are particularly suitable for preparing samples for HPLC analysis, air and gas sterilization.

Manufacturer: Whatman™ 7590002

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Catalog No. 09-927-925

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    Specifications

    Pore Size 1.0μm
    Material Polytetrafluoroethylene (PTFE)
    Diameter (Metric) Outer 25mm
    Quantity (No. per Case) 100Pack
    Gas Flow Rate 17L/min/cm2
    Thickness 90μm
    Wettability Hydrophobic
    Membrane Type WTP

    PTFE stretched film, laminated to a nonwoven polypropylene support web>

    • Naturally hydrophobic
    • 0.5µm size is generally used for sample prefiltering in HPLC analyses for sample filtration where any solid particles can cause permanent damage to column
    • 0.2µm size is used in sterile venting of vacuum manifolds and sterile filtrate tanks and containers

     

    Use up to 120°C (248°F); higher temperatures will cause laminate to soften.

    Applications:

     

    • Clarification of corrosives, solvents, and aggressive fluids
    • Collecting moist dusts for subsequent analysis (0.5 and 1.0µm pore sizes)
    • Air and gas sterilization (0.2 and 0.5µm pore sizes)

  • Description & Specifications

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