Sartorius™ Gridded Sterile Cellulose Nitrate Membrane Filters: 0.45µm Available on GSA/VA Contract for Federal Government customers only.

Ensure quality control in microbiological filtering. Sartorius™ Gridded Sterile Cellulose Nitrate Membrane Filters, 0.45µm are single-packed membranes with colored grids for colony counting, particle testing and microscopy. The 0.45µm pore size is made in accordance with ISO 7704. Choose from two diameterrs and quantities in a range of filter/grid color combinations.

Manufacturer: Sartorius™ 139H647ACR

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Catalog No. 5090117785

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    Pore Size 0.45μm
    Material Cellulose Nitrate
    Diameter (Metric) Outer 47mm
    Color White
    Sterile Yes
    Individually wrapped Yes
    Quantity (No. per Case) 1,000/pk.
    For Use With (Application) For colony count; sterility testing; particle count; microscopy
    Grid Color Green
    Wettability Hydrophilic

    Sterile, individually packaged filters for strict quality control

    • Pre-sterilized via gamma irradiation at 25kGray
    • Ready-to-use to save preparatory time
    • Avoids contamination of remaining filters in opened packs
    • Filter identification and lot number are printed on each individual envelope
    • Manufactured in accordance with ISO 7704, ISO 7899-2, ISO 8199, ISO 9308-1 and EN 12780
    • Each membrane is checked to ensure:
      • It is not damaged in any way
      • It is positioned correctly with no slippage under the edge seal
      • It is free of particles
      • Each envelope has readable lettering
    High-quality Cellulose Nitrate membranes
    • Defined particle retention and outstanding, reliable recovery rates for microorganisms
    • Cellulose nitrate filters (mixed cellulose ester) combine high flow rates with optimal colony growth
    • The various-colored grids divide the filtration area into squares and provide the best possible color contrast
      • Enables easy and reliable counting and identification of colonies and particles
      • Does not influence the growth of bacteria and micro-colonies
    • 0.45µm filters are manufactured in accordance with ISO 7704 standards
    • Available in 47 and 50mm (1.9 or 2.0 in.) diameters 

  • Description & Specifications

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