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GN Metricel® Membrane Disc Filters, Pall Laboratory


GN Metricel®
66068 63020 66278 66179 63066 66265 66276 63068 63069 64678 66539 64677 66536 64679 60016 64191 66191 66263
The GN-6 membrane is certified for the microbiological analysis of potable, waste, process, and natural waters in accordance with the Membrane Filter Technique referenced in Standard Methods for the Examination of Water and Wastewater.

  • For microbiological analysis
  • Mixed cellulose ethers
  • Easy bacterial quantification

Ideal for isolation and enumeration of total and fecal coliforms, E. coli, fecal Streptococcus, fungi, and other heterotrophic bacteria. The GN-4 membrane is suitable for air monitoring applications and meets NIOSH requirements for airborne metals and asbestos monitoring.

GN-6 and GN-4 Metricel® membrane filters are made of mixed cellulose esters. GN-6 grids have a unique dot grid pattern that provides easy quantification of bacterial colonies without growth inhibition or enhancement. GN-4 membranes dissolve completely using standard digestion procedures, and clear completely for minimal interference in fiber counting.

Certifications: Meets NIOSH requirements for airborne metals and asbestos monitoring.

Ordering information: GN-6 is available gamma irradiated, individually packaged (except filter model 60016) or nonsterile, bulk packed. GN-4 is available in nonsterile bulk packs or cavities, with or without support pads.



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GN-4 Metricel Membranes
Supplier No. Catalog Number Unit List Price Quantity
GN-4 Metricel Filter, 0.8 µm 47 mm 0.8 µm Nonsterile Plain No Bulk 64679 64679 28148-325 Each Retrieving Restricted
Pack of 100 Retrieving Restricted
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* Please note if your account is within the State of California two of these pieces of identification will be required.
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