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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™  1823-042

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Catalog No. 09-874-46B

  • / Pack of 100 Each

Description & Specifications


Quantity 100Pack
Material Borosilicate Glass
Diameter (Metric) Outside 42.5mm
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 1.67 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


Accessories for Catalog Number: 0987446B

Item Mfr. No. Item Description Price Per Unit Quantity