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GE Healthcare Whatman™ Qualitative Filter Paper: Grade 4 Circles

Filters and retains course particles for monitoring air pollution. Whatman™ Qualitative Filter Paper: Grade 4 Circles are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.

Manufacturer:  GE Healthcare 1004320

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Catalog No. 09-825H


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Description

Description

 

These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids. 
  • Particle Retention: 25µm
  • Porosity: Coarse
  • Filtration speed: Herzberg, 37 sec.
  • Surface: smooth
  • Extremely fast filtering  with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide
  • Useful as a rapid filter for routine clean-up of biological fluids or organic extracts during analysis
Specifications

Specifications

100Pack
4
210μm
Medium
Fast
320mm
Cellulose
20 to 25μm
Coarse particles and gelatinous precipitates
Circle
Documents
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    09-30-2018

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