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Whatman™ Qualitative Grade Plain Circles - Grade 1

For general-purpose use, air-pollution monitoring and soil chemical analysis.   GE Healthcare Qualitative Grade Plain Circles - Grade 1 show medium retention and flow rate.

Manufacturer: whatman™  1001-329

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Catalog No. 09-805P


Description & Specifications


Quantity 100/pk.
Diameter (Metric) 3cm
Grade 1
Material Cellulose
For Use With (Application) For clarifying liquids. Used in qualitative analytical separations of precipitates such as lead sulphate; air pollution monitoring, gas detection, soil analysis
Porosity Medium
Particle Retention >11μm
Format Sheet

  • Particle Retention: >11μm
  • Porosity: medium
  • Filtration speed†: ASTM™, 40 sec.; Herzberg, 150 sec.
  • Surface: smooth


Accessories for Catalog Number: 09805P

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