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Whatman Grade GF/A Glass Microfiber Filters, Binder Free, GE Healthcare


GE’s Whatman Grade GF/A glass microfiber filters feature fine retention. GF/A filters are suitable for water quality parameter measurement and a number of other applications.

  • Suitable for a wide range of liquid and air filtration applications
  • Nominal particle retention of 1.6 µm
  • Fast filtration speed

GE Healthcare’s Life Sciences business offers a variety of binder-free glass microfiber filters for different sample types and analysis needs. For higher wet strength, increased loading capacity, or different particle retention, see GE’s other Whatman, binder-free filter options.

Filters that combine high loading capacity with fine particle retention are well suited for applications such as water quality parameter measurements involving large sample volumes. Grade GF/A filters can function as wastewater filters or serve as filters in the following applications: Water pollution monitoring of effluents; Filtration of water, algal and bacterial cultures, and proteins; Foodstuff analysis; Radioimmunoassay of weak β emitters; Gravimetric determination of airborne particulates; Stack sampling and absorption methods of air pollution monitoring.



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Description Size Material Dimensions Air Flowrate Basis Weight Type Supplier No. Catalog Number Unit List Price Quantity
Grade GF/A Fine Retention Filter, 90 mm circle 100 Pieces Borosilicate glass 90 mm 4.3 s/100 ml/in² 53 g/m² Circles 1820-090 F-2771-9 Pack of 100 Retrieving


Particle retention 1.6 µm (In Liquid)
Filtration speed Fast; 62 s Filtration Speed (Herzberg)
Airflow Rate 4.3 s/100 ml/in²
Max. Operating Temperature 500° C 500°C 500 °C
Typical Thickness 260 µm
Basis Weight 53 g/m²
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