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Whatman™ Grade 93 Wet Strength Qualitative Filter Papers - Circles

Wet-strengthened qualitative circles

Manufacturer: whatman™  WHT1093111

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Catalog No. 09-805-10A


Description & Specifications


Quantity 50 envelopes of 25 circles each in handy dispenser box
Diameter (Metric) 11cm
Diameter (English) 4.33 in.
Grade 93
Material Cellulose
Pore Size (Metric) 10μm
Particle Retention 10μm
Format Circle
Thickness 145μm

  • Flowrate and retention fall between those for Whatman Grades 1 and 4
  • Max particle retention in liquid of 10 micron at 98% efficiency
  • Not suitable for Kjeldahl estimations as stabilising resins used contain nitrogen


Accessories for Catalog Number: 0980510A

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