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Whatman™ Binder-Free Glass Microfiber Filters

Combines high loading capacity with fine particle retention. Whatman™ Binder-Free Glass Microfiber Filters are ideal for gravimetric determination of airborne particulates, stack sampling and absorption methods of air pollution monitoring.

Manufacturer: whatman™  1820-042

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Catalog No. 09-874-14


Description & Specifications


Material Glass Microfiber
Diameter (Metric) Outside 2.4cm
For Use With (Application) Water pollution effluent monitoring, filtering water, algae, bacterial cultures, foodstuff analyses, protein filtration, radioimmunoassay of weak beta-emitters, gravimetric determination of airborne particulates
Flow Rate 13 sec./100mL
Format Circle
Grade GF/A
Particle Retention 1.6μm
Temperature (Metric) Max 500°C
Thickness (English) 0.01 in.
Thickness (Metric) 0.26mm
Diameter (English) Outside 0.9 in.
Temperature (English) Maximum 932°F
Product Type Circle; Diameter: 4.25cm

  • High flow rate
  • Good loading capacity
  • Water pollution effluent monitoring
  • Filtering water, algae, bacterial cultures
  • Foodstuff analyses
  • Protein filtration
  • Radioimmunoassay of weak β-emitters


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