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: 10409414

X100 MB FILTERS ME 25/41

UNSPSC: 41120000

Code: A0

Additional Details:
Additional Details: CAS Number: 9004-70-0 Weight: 0.04000kg

Product Code. 11365384

Quantity Price
1 £152.90 / Pack of 100
Estimated Shipment
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Description and Specification


Quantity 1000Pack
Autoclavable Yes
Color Green/Black
Diameter (Metric) Outside 47mm
Grid Color Green/Black
Product Type Mixed Cellulose Ester Membrane
Material Mixed Cellulose Ester
Membrane Type ME 25
Protein Binding Capacity Medium
Surface Type Grid
Sterile No
Pore Size 0.45μm
Size (Metric) Grid 3.1mm
Temperature (Metric) Operating 130°C
Waterflow Rate 12.5 sec./100mL/12.5cm2

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