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Fisherbrand™ Glass Fiber Circles

Faster flow, higher retention than cellulose filters

Manufacturer: fisherbrand™  09-804-42D

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Catalog No. 09-804-42D

  • / Pack of 100 Each

Description & Specifications


Material Glass Fiber
Diameter (Metric) Outside 4.2cm
Autoclavable Yes
For Use With (Application) General purpose, clinical specimen filtration, recommended prefilter for 0.45μm pore size or smaller membrane filters
Flow Rate Fast
Grade G8
Particle Retention 2.5μm
Temperature (Metric) Max 500°C
Thickness (English) 0.027 in.
Thickness (Metric) 0.69mm
Diameter (English) Outside 1.6 in.
Temperature (English) Maximum 932°F

Used as prefilters and for gravimetric analyses. Suitable for many corrosive applications.

  • Low hygroscopicity
  • Chemically and biologically inert, with no organic binders
  • Offer higher retention efficiency of fine particles (<3μm in size)
  • Resist clogging for greater loading capacity than cellulose paper filters
  • Autoclavable and usable to 500°C (932°F)
  • Filters should be used flat: folding will break the glass fibers


Accessories for Catalog Number: 0980442D

Item Mfr. No. Item Description Price Per Unit Quantity