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Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles

Recommended by the EPA when the Toxicity Characteristic Leaching Procedure 1311 was developed. Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles remain a popular and prominent component for measuring landfill leachate composition with a TCLP test.

Manufacturer: whatman™  WHT1825055

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Catalog No. 09-874-68

  • / Pack of 100 Each

Description & Specifications


Diameter (English) Outside 2.1 in.
Particle Retention 0.7μm
Thickness (Metric) 420μm
Diameter (Metric) Outside 5.5cm
For Use With (Application) Effective in filtering finely precipitated proteins, can be used with type GF/D as a prefilter for clarification of extremely difficult biochemical solutions and nucleic acids
Temperature (English) Maximum 932°F
Thickness (English) 0.016 in.
Flow Rate 19 sec./100mL/in.2
Temperature (Metric) Max 500°C
Grade GF/F
Format Circle
Autoclavable Yes
Material Borosilicate Glass

  • High loading capacity
  • 0.6–0.8 µm nominal particle retention
  • Medium filtration speed
  • DNA binding and purification
  • Filtering finely precipitated proteins
  • Filtering biochemical solutions, fluids, and nucleic acids


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