Metricel® Black Membrane Disc Filters (Pall/Gelman)

Item No.:
Pore Size:
0.45 µm
gamma irradiated
47 mm
Mfr. Item No.:
Your Cost:
Buy 1 $211.74/PK
Buy 5 $198.51/PK
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Contrasting Membrane for Microbiological Analysis

  • Dark background provides excellent contrast for counting opaque colonies in microbiology labs
  • Exclusive dot grid pattern does not enhance or inhibit colony growth
  • Certified for use in the Membrane Filter (MF) Technique as described in Standard Methods for the Examination of Water and Wastewater, current edition
  • Sharp contrast between black membrane and white grid line provides guidance while viewing and counting
  • Individual gamma-irradiated packs (S-packs) for critical applications


  • Excellent membrane for the isolation and enumeration of yeast and mold colonies
  • Spoilage organism monitoring and identification in food and beverage quality control laboratories