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Whatman™ Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3

Used for high precipitate capacity and increased wet strength.  Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3 provide double the thickness of Whatman Grade 1.

Manufacturer: whatman™  1003185

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Catalog No. 09-820E

  • / Pack of 100 Each

Description & Specifications


Diameter (Metric) 18.5cm
Grade 3
Porosity Medium Fine
Particle Retention >6μm
Format Circle

  • Suitable for suction filtration
  • Highly absorbent
  • Particle retention: >6μm
  • Porosity: Medium fine
  • Filtration speed†: ASTM™, 90 sec.; Herzberg, 325 sec.
  • Surface: Smooth, grained


Accessories for Catalog Number: 09820E

Item Mfr. No. Item Description Price Per Unit Quantity  
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Easy, effortless handling of membranes and glass fiber filters Each for $11.07