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Whatman™ Qualitative Grade Circles - Grade 2

Retains and absorbs more than Grade 1 circles. Whatman™ Qualitative Grade Circles - Grade 2 can be used for monitoring specific contaminants in the atmosphere and in soil testing.

Manufacturer: whatman™  1002-270

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Catalog No. 09-810K


Description & Specifications


Quantity 100Pack
Diameter (Metric) 270mm
Grade 2
Material Cellulose
Thickness (Metric) 190μm
Porosity Medium Fine
Particle Retention >8μm
Flow Rate Medium
Format Circle

Slightly more retentive than Grade 1 with a slightly slower filtration speed.

  • More absorbent than Grade 1
  • Particle retention: >8μm
  • Porosity: medium fine
  • Filtration speed: ASTM™, 55 sec; Herzberg, 240 sec.
  • Surface: smooth


Accessories for Catalog Number: 09810K

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