Whatman™ Non-sterile ME 25 Mixed Cellulose Ester Membranes

Offers a larger adsorption of product with a high degree of internal surface area. Whatman™ Non-sterile ME25 Mixed Cellulose Membranes are available plain for automatic colony counting applications, as well as gridded to assist in manual counting procedures.

Brand: Whatman™

Manufacturer Part Number: 10406512

UNSPSC: 41120000

Code: A0

Additional Details:
Additional Details: Weight: 0.03000kg

Product Code. 11325364

Quantity Price
1 £ 95.81 / Pack of 100
Estimated Shipment
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Description and Specification


Grid Color Black
Product Type Mixed Cellulose Ester Membrane
Membrane Type ME 25
Waterflow Rate 12.5 sec./100mL/12.5cm2
Color White
Size (Metric) Grid 5mm
Quantity 100Pack
Material Mixed Cellulose Ester
Protein Binding Capacity Medium
Autoclavable Yes
Sterile No
Surface Type Grid
Diameter (Metric) Outside 47mm
Pore Size 0.45μm
Temperature (Metric) Operating 130°C

Composed of cellulose acetate and cellulose nitrate characterized by a smooth and uniform surface. Color contrast provided by the filter surface facilitates particle detection and minimizes eye fatigue.
  • Gridded surface (3.1mm intervals) make filters ideal for colony counting after incubation
  • Special nontoxic ink used is completely free from bacterial growth inhibitors
  • Manufactured under strictly controlled cleanroom conditions
  • Pore size: 0.45μm