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Fisherbrand™ Quantitative-Grade Filter Paper Circles

Limited wet strength.†

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Catalog No. S47576F

This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.



Coarse Porosity

  • Flowrate: 2.6 sec./100mL
  • Surface: Smooth, open texture
  • Particle Retention: >10μm
  • Applications: Suitable for coarse and gelatinous precipitates requiring thorough washing on paper
Medium Porosity
  • Flowrate: 15.7 sec./100mL
  • Surface: Smooth
  • Particle Retention: 2 to 5μm
  • Applications: Widely used for general gravimetric analysis. Retains medium-sized particles such as lead sulfate, calcium oxalate, and magnesium-ammonium
Fine Porosity
  • Flowrate: 76 sec./100mL
  • Surface: Smooth, dense texture
  • Particle Retention: >2μm
  • Applications: Excellent retention; suitable for finest precipitates such as metastannic acid, barium sulfate, mercuric chromate and strontium sulfate



2.6 sec./100mL
Suitable for coarse and gelatinous precipitates requiring thorough washing on paper
15 cm
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