Whatman™ Binder-Free Glass Microfiber Prefilters, Grade GF/D Available on GSA/VA Contract for Federal Government customers only.

Functions as a prefilter when used with GF/B microfiber filters. Whatman™ Binder-Free Glass Microfiber Prefilters, Grade GF/D provide efficient membrane protection, especially during liquid scintillation counting.

Manufacturer: Whatman™ 1823025

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Catalog No. 09-874-44

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    Specifications

    Quantity 100Pack
    Material Borosilicate Glass
    Diameter (Metric) Outside 25mm
    Autoclavable Yes
    Flow Rate 16.5 sec./100mL
    Format Circle
    Grade GF/D
    Particle Retention 2.7μm
    Temperature (Metric) Max 500°C
    Thickness (English) 0.02 in.
    Weight (Metric) 121g/m2
    Thickness (Metric) 675μm
    Diameter (English) Outside 0.98 in.
    Temperature (English) Maximum 932°F

    Fine membrane filters are thick and offer high loading capacity which also function as a prefilter when used with GF/B.

    • Fits most filter holders.
    • Thick, for high loading capacity
    • Nominal particle retention of 2.7µm
    • Fast filtration speed

  • Description & Specifications

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