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Whatman™ Binder-Free Glass Microfiber Prefilters, Grade GF/D

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™  WHT1823055

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Catalog No. 09-874-46C

  • / Pack of 100 Each

Description & Specifications


Flow Rate 2.6 s/100mL/in2
Thickness (Metric) 675μm
Diameter (Metric) Outside 55mm
Quantity 100Pack
Weight (Metric) 121g/m2
Format Circle
Particle Retention 2.7μm
Material Borosilicate Glass
Grade GF/D
Thickness (English) 0.02 in.
Diameter (English) Outside 2.1 in.
Temperature (English) Maximum 932°F
Autoclavable Yes
Temperature (Metric) Max 500°C

Whatman glass microfiber filters without binder feature low resistance to fluid flow and high particle-loading capacity. These filters can be used at temperatures up to 500ºC. The fine capillary structure of glass fiber filters can absorb large quantities of water, enabling spot tests and liquid scintillation counting methods.

Glass microfiber filters are mainly used in applications such as air or water monitoring and can be used as pre-filters for membranes.

  • Thick and offer high loading capacity 
  • Function as a prefilter when used with GF/B.
  • Fits most filter holders
  • Nominal particle retention of 2.7µm
  • Fast filtration speed


Accessories for Catalog Number: 0987446C

Item Mfr. No. Item Description Price Per Unit Quantity  
Fisherbrand™ Filter Forceps
Easy, effortless handling of membranes and glass fiber filters Each for $11.07