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Whatman™ Mixed Cellulose Ester Membranes - WME Range

Composed of cellulose acetate and cellulose nitrate membranes. Whatman™ Mixed Cellulose Ester Membranes - WME Range are characterized by a smoother and more uniform surface than pure nitrocellulose filters.

Manufacturer: whatman™  7141-104

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Catalog No. 09-529-711


Description & Specifications


Quantity 100Pack
Autoclavable Yes
Color White
Diameter (Metric) Outside 47mm
Grid Color Black
For Use With (Application) Microbiological work, sample preparation, microbiological studies, filtration of aqueous solutions
Product Type MCE Membrane
Includes Interleaving paper
Material Mixed Cellulose Ester
Membrane Type WME
Protein Binding Capacity Medium
Surface Type Grid
Sterile Yes
Temperature (English) Operating 266°F
Pore Size 0.45μm
Size (Metric) Grid 3.1mm
Temperature (Metric) Operating 130°C
Diameter (English) Outside 1.85 in.

  • Gridded surface (3.1mm intervals) make filters ideal for colony counting after incubation
  • Color contrast provided by the filter surface also facilitates particle detection and minimizes eye fatigue.
  • Special nontoxic ink used is completely free from bacterial growth inhibitors
  • Manufactured under strictly controlled cleanroom conditions


Accessories for Catalog Number: 09529711

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