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Whatman™ ME Membrane Filters

Manufactured from cellulose nitrate developed specifically for microbiological quality control. Whatman™ MicroPlus and ME Membrane Filters provide the optimal analytical method for monitoring production processes.

Manufacturer: whatman™  10407314

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Catalog No. 09927366

  • / Pack of 400 Each

Description & Specifications


Autoclavable Yes
Size (Metric) Grid 0.31cm
Diameter (Metric) Outside 5cm
Membrane Type ME25
Hydrophobicity Hydrophilic
For Use With (Equipment) Membrane butler
Protein Binding Capacity Medium
Pore Size 0.45μm
Surface Type Grid
Color White
Product Type Membrane Filter
Temperature (English) Operating 266°F
Temperature (Metric) Operating 130°C
Material Mixed Cellulose Ester
Grid Color Black
Sterile Yes


  • Made from mixed cellulose esters
  • Economical
  • Specifically for aqueous solutions
  • Hydrophilic
  • For use up to 125°C
  • Sterile, individually packed
  • All membrane filters have a high-contrast grid (3.1mm)
  • Excellent contrast for easier particle detection
  • Grids are nontoxic and do not inhibit bacterial growth, ensuring sample integrity
  • High degree of internal surface area for greater adsorption of product, high dirt loading capacity
  • Biologically inert with good thermal stability
  • No surfactants to contaminate samples
  • Uniform microporous structure of membrane gives high flow rates