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Cytiva Whatman™ Non-Sterile Mixed Cellulose Ester Membranes, Gridded

Characterized by a smoother and more uniform surface compared to pure nitrocellulose filters. The filter's color contrast facilitates particle detection and minimizes eye fatigue.

Supplier:  Cytiva 10401664

Catalog No. 09-920-103

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  • Composed of cellulose acetate and cellulose nitrate
  • Gridded filters have clearly defined grid lines spaced at 3.1 mm intervals
  • Special ink used is nontoxic and completely free from bacterial growth inhibitors
  • Excellent contrast for easier particle detection
  • Uniform microporous structure of membrane gives high flow rates
  • High degree of internal surface area for greater adsorption of product
  • Biologically inert with good thermal stability
  • No surfactants to contaminate samples
  • Sterile options available for critical applications
  • Porosity Range: 74% to 77%


Mixed Cellulose Ester
0.45 μm
Clarification/Sterilization of Aqueous Solutions, Particulate Analysis/Removal, Air Monitoring, and Microbial Analysis
50 mm
4.3 to 5.0 mg/cm2
ME 25 Low C
3.1 mm
12.5 s/100 mL/12.5 cm2
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