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Fisherbrand™ Quantitative Grade Filter Paper Circles

Manufactured to reduce silicon dioxide, calcium oxide and ferric oxide levels

Manufacturer: fisherbrand™  09-790-4D

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Catalog No. 09-790-4D


Description & Specifications


Quantity 100/box
Grade Q2
Material Alpha Cotton Cellulose
Format Circle
Porosity Fine
Diameter (Metric) 11cm
Particle Retention 1 to 5μmm
For Use With (Application) Excellent retention. Suitable for finest precipitates such as metastannic acid, barium sulfate, mercuric chromate, strontium sulfate. Used primarily for gravimetric and inorganic analyses, collecting precipitates that tend toward colloidal dispersions. Limited wet strength.
Flow Rate Slow

  • Made from high-quality alpha cotton cellulose, washed in hydrochloric acid and neutralized in an ultrapure water rinse
  • Leave no more than 0.01% ash when burned
  • Limited wet strength, suitable for gravity or low-suction filtration; should be used with care to avoid rupturing


Accessories for Catalog Number: 097904D

Item Mfr. No. Item Description Price Per Unit Quantity  
Fisherbrand™ Filter Forceps
Easy, effortless handling of membranes and glass fiber filters Each for $10.80